CN115777698A - A method of improving the life span of peonies in vases - Google Patents

Abstract

The invention belongs to the technical field of flower preservation, and discloses a method for prolonging the service life of a peony bottle, which comprises the steps of disinfecting scissors and a vase for the vase by using clean water and a TOG-6 reagent, and naturally drying the disinfected scissors and the vase; selecting a proper Sara variety, selecting proper flower branches by using scissors six to nine points in the morning or four points in the afternoon, and placing the flower branches in a refrigeration house for cooling; washing the refrigerated flowering branch by using grey mould water, and putting the washed flowering branch into a pretreatment solution for water absorption pretreatment; inserting the pretreated peony cut flower into the refreshing nutrient solution. According to the method for prolonging the vase life of the Shara cut flower of the peony, the Shara cut flower branches of the peony are cleaned according to the requirements of the Shara cut flower, the pretreatment liquid suitable for the variety is selected, and then the Shara cut flower of the peony is subjected to vase insertion, so that the vase life effect of the Shara cut flower of the peony is improved, the key technology of the production of the Shara cut flower technology on the market is effectively solved, and the vase life is improved by 17% compared with the traditional vase life.

Description

A method of improving the lifespan of peonies in vases

technical field

The invention belongs to the technical field of flower preservation, and in particular relates to a method for improving the longevity of peonies in vases.

Background technique

At present, peony is a perennial herbaceous plant. It is a traditional famous flower in China. It symbolizes auspiciousness and love. It has bright colors, thick stems, thick leaves, and high ornamental value. It is widely used in gardens, flower seas, and fresh cut flowers. . Cut peony flowers must ensure the quality of storability and transplanting resistance during storage and transportation. Fresh cut flowers are the most possible way to delay the aging process of peony after leaving the mother body, in order to maintain the freshness of cut flowers. However, the flowering period of peony cut flowers is short and concentrated. Improving the lifespan of fresh-cut vases has become the main problem facing the development of peony industry. In the traditional vases of peony cut flowers, the finished preservatives are used only for reference to the traditional cut flowers, that is, roses and roses, and the ratio of the combination of pretreatment liquid and vase liquid is different for different peony varieties.

Fresh-cut peony flower technology has become an important factor in the production of commercial flowers. There are many pretreatment and preservative formulations, but it is rare to choose different preservative pretreatment solutions and vase solutions for different peony varieties to improve the life of vases, especially the peony "Sarah". ", because of the characteristics of hard branches, long pedicels, upright, not drooping when blooming, pure flower color, large flowers, no flower buds, strong growth potential, double flower shape, elegant shape, good decorative effect, etc., in recent years it has gradually become It has become a very popular cut flower in the national flower market. However, the most commonly used vase method for Sarah is Kelixian AVB+RVB Clear, and the vase cutting liquid is Kelixian. Lack of cleaning of peony flower branches and extension of vase life. Therefore, need badly to design a kind of new method that improves the peony vase life-span.

Through the above analysis, the existing problems and defects of the prior art are as follows: in the existing peony fresh-cut flower technology, the petals fall off and the limited vase life limits the use of Sarah. The vase life, quality and ornamental value are maintained, which is conducive to the good development of Paeoniae Sala in the cut flower market.

Contents of the invention

Aiming at the problems existing in the prior art, the invention provides a method for increasing the vase life of peony, in particular to a method for improving the life of peony "Sara" vase.

The present invention is achieved in this way, a method for improving the life span of peony vases. The method for improving the life span of peony vases includes: using clear water and TOG-6 reagent to sterilize vase scissors and vases and dry them naturally; After 9:00 or 4:00 p.m., use scissors to cut the pink and 2-degree soft Sarah flower buds, put them on a non-woven fabric, and transport the fresh cut flowers to the cold storage to cool down according to the principle of cutting and transporting, and at the same time put the refrigerated fresh flowers Leave at least 3 leaves on the flower branches of cut flowers to avoid the accumulation of flower branches, clean the refrigerated flower branches with gray mold water, and place the cleaned flower branches in the pretreatment solution for water absorption pretreatment; then classify according to the fresh cut flowers of peony, and divide them into bundles Bundle and insert the pretreated peony cut flowers into the Kelixian nutrient solution.

Further, the method for improving the longevity of peony vases comprises the following steps:

Step 1, disinfection: disinfect and air-dry the peony bottle with scissors and vase;

Step 2, variety selection: select Sarah that has grown for more than 3 years in mid-to-late June;

Step 3, cut flowers: use sterilized scissors to select dew-pink, 2-degree soft Sarah flower buds to cut flowers;

Step 4, post-harvest treatment: place the cut flower branches in the cold storage for cooling treatment;

Step 5, pretreatment: use Botrytis cinerea to wash the flower branches and then place them in the pretreatment solution to absorb water;

Step 6, vase insertion: insert the processed peony cut flowers into the Kelixian nutrient solution.

Further, the disinfection in step 1 includes: cleaning the scissors and vase with clean water, stirring and merging with water and TOG-6 reagent for disinfection; washing again with clean water, putting the vase upside down, controlling the moisture, and air-drying naturally.

Further, use 1000mL water and 1g TOG-6 reagent to stir and fuse for disinfection.

Further, the variety selection in step 2 includes: in mid-to-late June, choose hard branches, long pedicels, upright, not drooping when blooming, pure flower color, large flowers, no flower buds, strong growth potential, and double flower shape. , elegant shape, good decorative effect, more than 3 years of growth Sarah.

Further, the cut flowers in step 3 include: picking and cutting with sterilized sharp pruning shears, and the cuts are smooth to avoid crushing. When harvesting and cutting, hold the lower part of the flower branch with scissors to select a strong flower branch with a thickness of constant thickness, a flower bud maturity of 2, and a 45° obliquely cut leaf with complete leaves, no mechanical damage, and no disease. Basically, keep more than 2 slices as much as possible to ensure the normal growth of the mother plant and continuous production in the next year.

Further, the post-harvest treatment in step 4 includes: the post-harvest flowers are placed on non-woven fabrics. According to the principle of "transport as soon as you cut it", the fresh cut flowers are transported to the processing workshop by box truck at room temperature or cold chain transportation.

Place the flower branches of non-woven fabric flat on the ground covered with newspapers in a 4°C refrigerator to cool down for 2 hours to avoid accumulation of flower branches. Leave at least 3 leaves on the branches of frozen fresh-cut flowers.

Further, the pretreatment in step 5 includes: preparing botrytis cinerea water with a concentration of 250 to 300 times, leaving at least 3 leaves of the flower branches refrigerated in step 4, tying up 5 branches and placing them in gray mold water for cleaning. The flower branches are attached to the flower buds secretions and dust on the leaves and flower branches; at the same time, prepare a pretreatment solution with 0.1% TOG-Galileo and 3% sugar, stir evenly, and put the cleaned flower branches in a plastic bucket of fresh-keeping solution at 10°C to 15°C to absorb water for 4 hours ～6h, at this time, the height of the preservative liquid in the bucket should not exceed 5cm～7cm, and the height of the plastic bucket should be the same as that of the cut flowers or slightly higher than 5cm～10cm.

Further, the vase insertion in Step 6 includes: inserting the processed peony cut flowers into 1:1000mL Kelixian nutrient solution.

Combining the above-mentioned technical solutions and technical problems to be solved, the advantages and positive effects of the technical solutions to be protected in the present invention are as follows:

First, aiming at the technical problems existing in the above-mentioned prior art and the difficulty of solving the problems, closely combining the technical solution to be protected in the present invention and the results and data in the research and development process, etc., a detailed and profound analysis of how the technical solution of the present invention is solved Technical problems, some creative technical effects brought about after solving the problems. The specific description is as follows:

The method for improving the vase life of peony provided by the present invention, the cleaning of peony flower branches is beneficial to improve its ornamental value, and the vase life is increased by 2d from 1.7d compared with clear water, which effectively solves the problem of the vase life of peony "Sara" . Compared with the traditional peony bottle insertion method, the invention improves the life of the bottle insertion by more than 10%.

Second, regarding the technical solution as a whole or from the perspective of a product, the technical effects and advantages of the technical solution to be protected by the present invention are specifically described as follows:

The invention provides a method for increasing the lifespan of peony "Sarah" in vases. According to the requirements of fresh-cut flowers of peony "Sarah", the flower branches of peony "Sarah" are cleaned, and the pretreatment solution suitable for this variety is selected, and then the method is carried out. The vase not only improves the vase life effect of peony "Sarah", but also effectively solves the key technology of peony "Sarah" cut flower production in the market, and increases the life span of peony "Sarah" by 17% compared with traditional vases. This method is not only the method of vase life-span of peony Sarah, but also effectively solves the aging process of peony "Sara" after leaving the mother's body.

Third, as an auxiliary evidence of the inventiveness of the claims of the present invention, it is also reflected in the following important aspects:

(1) The expected income and commercial value after the conversion of the technical solution of the present invention are:

The method for improving the vase life of peony provided by the present invention, the cleaning of peony flower branches is beneficial to improve its ornamental value, the vase life is increased by 2d from 1.7d compared with clear water, and effectively solves the problem of peony "Sara" cut flower technology in the market The key technology of production improves the service life of traditional vases by 17%. This method is not only the method of vase life-span of peony Sarah, but also effectively solves the aging process of peony "Sara" after leaving the mother's body.

(2) The technical scheme of the present invention fills up the technological gap in the industry at home and abroad:

The technical scheme of the present invention fills the vase life of the variety of peony sara, according to the characteristics of the peony sara vase, the chemical agent 0.1% TOG-Galileo and 3% sugar are combined, because sugar is necessary to maintain the normal life activities of cut flowers The energy source (respiratory substrate) of cut flowers, sugar is used as the nutrient source required for flowering of cut flowers, which can promote the elongation of petals, improve the water balance of cut flowers, and keep the flowers bright. The chemical reagent TOG-Galileo is used to regulate the physiological and biochemical metabolism of cut flowers (cut leaves), artificially regulate the flowering and aging process of fresh cut flowers, reduce circulation loss, improve circulation quality or ornamental quality, etc., improve the water balance of flower branches and supplement Nutrients are added, thereby improving the ornamental degree and vase life of peony salad.

(3) Whether the technical solution of the present invention has solved the technical problem that people have always been eager to solve but have not been able to achieve success:

In recent years, although some progress has been made in the urgent need to solve the problems of peony cut flower growth, the depth and breadth of research are far behind the expectations of the market. Proceeding from reality, this invention explores a method with high efficiency and high cost performance. For the variety of peony sala, a series of supporting technologies such as harvesting, pretreatment, refrigeration, and vase insertion have been achieved, and the best concentration, time and processing method have been realized. change.

(4) Technical solution of the present invention overcomes technical prejudice:

The present invention not only improves the vase life effect of peony "Sara" but also effectively It solves the key technology of peony "Sara" cut flower production in the market, and the life span of traditional vases is increased by 17%. This method is not only the method of vase life-span of peony Sarah, but also effectively solves the aging process of peony "Sara" after leaving the mother's body.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings that need to be used in the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1 is a flow chart of a method for increasing the longevity of peony vases provided by an embodiment of the present invention.

Fig. 2(a) is an effect diagram of the harvesting degree of cut flowers prepared by the method for improving the vase life of peony "Sara" provided by the embodiment of the present invention at 2 degrees.

Fig. 2(b) is a picture showing the effect of preparing cut flowers in the third year in the planting actual photos of the method for improving the lifespan of peony "Sarah" in vases provided by the embodiment of the present invention.

Figure 3 is the real scene of SF Express's first delivery and vase flower bouquets.

Detailed ways

In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Aiming at the problems existing in the prior art, the present invention provides a method for improving the longevity of peony vases. The present invention will be described in detail below in conjunction with the accompanying drawings.

In order to make those skilled in the art fully understand how to implement the present invention, this part is an explanatory embodiment for explaining the technical solution of the claims.

As shown in Figure 1, the method for improving the longevity of peony vase provided by the embodiment of the present invention comprises the following steps:

S101, Disinfection: Disinfect and air-dry the scissors and vases used for inserting the peony bottle;

S102, Variety selection: choose Sarah that has grown for 3 years in the middle and late June;

S103, cut flowers: use sterilized scissors to select dewy pink, soft 2-degree Sarah flower buds for cutting flowers;

S104, post-harvest treatment: placing the cut flower branches in a cold storage for cooling treatment;

S105, pretreatment: washing the flower branch with Botrytis cinerea water and then placing it in the pretreatment solution to absorb water;

S106, vase insertion: insert the processed peony cut flowers into Kelixian nutrient solution.

As a preferred embodiment, the method for improving the longevity of peony vases provided by the embodiments of the present invention specifically includes the following steps:

Step S1, Disinfection: Disinfect the required scissors and vases, first wash the scissors and vases with clean water, then stir and fuse with 1000mL water and 1g of TOG-6 reagent for disinfection, then wash them again with clean water, put the vases upside down, and control them to dry water, dry naturally;

Step S2, variety selection: select the three-year-old species in mid-to-late June to select hard branches, long flower stalks, upright flowers that do not bow their heads, pure flower colors, large flowers, flower buds that do not bloom, strong growth potential, and double flower shape. , elegant shape, good decorative effect, Sarah growing more than 2 years old;

Step S3, cut flowers: harvest and cut with sterilized sharp pruning shears, and the cut is smooth to avoid crushing. When harvesting and cutting, hold the lower part of the flower branch with scissors to select a strong flower branch with a thickness of constant thickness, a flower bud maturity of 2, and a 45° obliquely cut leaf with complete leaves, no mechanical damage, and no disease. Basically, keep more than 2 slices as much as possible to ensure the normal growth of the mother plant and continuous production in the next year.

Step S4, postharvest treatment: put the harvested flowers on the non-woven fabric. According to the principle of "transport as soon as you cut it", the fresh cut flowers are transported to the processing workshop by box truck at room temperature or cold chain transportation. Place the flower branches of non-woven fabric flat on the ground covered with newspapers in a 4°C refrigerator to cool down for 2 hours to avoid accumulation of flower branches. Leave at least 3 leaves on the branches of refrigerated fresh-cut flowers;

Step S5, preparation of pretreatment liquid: the same as the preparation of botrytis cinerea water with a concentration of 250 to 300 times, leave at least 3 leaves of the flower branches refrigerated in step 4, and put 5 branches into the gray mold water to clean the flower branches attached to the flower buds Secretion and dust on leaves and flower branches; at the same time, prepare a pretreatment solution with 0.1% TOG-Galileo and 3% white sugar, stir evenly, put the cleaned flower branches in a plastic bucket of fresh-keeping solution at 10°C to 15°C to absorb water for 4h~ 6h. At this time, the height of the preservative solution in the bucket should not exceed 5cm-7cm, and the height of the plastic bucket should be the same as that of the cut flowers or slightly higher than the flower branches by 5cm-10cm.

Step S6, vase insertion: insert the processed peony cut flowers into 1:1000mL Kelixian nutrient solution.

The invention obviously improves the vase life of the peony salad.

In the traditional vases of cut peony flowers, the finished preservatives only refer to traditional cut flowers, namely roses and roses. However, using the vase technology of the present invention, not only the flowering branches of the peony "Sara" were cleaned, a pretreatment solution suitable for the variety was selected, and then the vase was carried out, which not only improved the vase life effect of the peony "Sara", but also effectively Solve the key technology of peony "Sarah" cut flower production in the market. The invention improves the ornamental value and the vase life of the peony "Sara". And effectively solve the key technology of peony "Sara" cut flower technology in the market production.

In order to prove the creativity and technical value of the technical solution of the present invention, this part is the application example of the claimed technical solution on specific products or related technologies.

A method for improving the vase life of Paeoniae "Sarah" provided by the embodiment of the present invention, Fig. 2 (a) is the harvesting of the prepared cut flowers of the method for improving the life of the peony "Sarah" vase provided by the embodiment of the present invention When the temperature is 2 degrees, it is pink and soft. Fig. 2(b) is a picture showing the effect of preparing cut flowers in the third year in the planting actual photos of the method for improving the lifespan of peony "Sarah" in vases provided by the embodiment of the present invention. Figure 3 is the real scene of SF Express's first delivery and vase flower bouquets.

Experiments show that using the method of the present invention can increase the vase life of peony "Sara", which is enough to show that the cleaning of flower branches is conducive to improving its ornamental value, and the pretreatment solution is beneficial to increase the vase life from 1.7d to 2d compared with clear water. Effectively solved the vase lifespan problem of peony "Sarah".

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, whoever is within the spirit and principles of the present invention Any modifications, equivalent replacements and improvements made within shall fall within the protection scope of the present invention.

The embodiment of the present invention has achieved some positive effects in the process of research and development or use, and indeed has great advantages compared with the prior art. The following content is described in conjunction with the data and charts of the test process.

1 test material

The tested variety Sarah was collected from Wangjiaping Village, Datong Town, Yongdeng County, Lanzhou City, Gansu Province on the afternoon of June 17, 2020. The 2-year-old Sarah seed plant was cultivated. The maturity of cut flowers was selected according to international standards from 1 to 4 degrees.

2 test method

(1) Disinfection: To disinfect the scissors and vases, first wash the scissors and vases with clean water, then stir and fuse with 1000 ml of water and 1g of T.O.G-6 reagent for disinfection, then wash them with clean water once, put the vases in place, and control the water. Let dry naturally.

(2) Cut flowers: Cut flowers over 45cm from 6 to 9 in the morning or after 4 in the afternoon, and put them in the cold storage for 2 hours quickly (put newspaper on the ground, and lay each bunch of flowers flat).

(3) Antistaling agent: At the same time, the reagent solution should be prepared, that is, 5 treatments should be designed, and each treatment should be repeated 3 times. The first group (CK): water; the second group: 0.1% TOG-Galileo + 3% sugar; the third group: 0.1% TOG-Galileo; the fourth group: 3% sugar + 0.15% TOG-75; the fifth group : 0.1% TOG-Galileo+3% white sugar+0.15% TOG-75, stirring. After the pre-cooling is completed, put it in an environment of 10-15°C for fluff treatment, and then put it into the prepared five groups of solutions at the fastest speed.

(4) Flower arrangement: Insert the flowers for 6 hours, then take out the flowers and place them flat on the newspaper. Some of them can be shipped, and some of them are ready for bottle insertion test.

(5) Vase insertion test: insert the processed peony cut flowers into the prepared 1:1000mL granular fresh nutrient solution, and continue to observe the shape of the flowers every day (take pictures).

(6) Shipping test: Shipped from Lanzhou on the morning of June 18, and received at Zhengzhou University on the morning of June 19

3 Results and Analysis

3.1 Bottle insertion test after base treatment

Day 1:

The pattern of degree 1 does not move at all; the flowers of degree 2-3 gradually open, especially the fifth group of buds is bigger.

Day 2:

The first group of treatment, 1 degree pattern wire does not move. The flowers of degrees 1-4 in the second and third groups bloom gradually; the flowers of degrees 3-4 in the fourth and fifth groups all bloom. Overall, the fourth and fifth groups bloom the most beautifully.

3rd day:

On the whole, the first and second groups developed gradually, the third and fourth groups bloomed beautifully without aging, the fifth group was very good 2 days before vase insertion, and the third group bloomed as a whole.

Day 4:

The first group did the worst. The second, third and fourth blooms are the most beautiful. A fifth group began to show signs of aging.

Day 5:

The 2nd degree flowers of the first group began to senescence, and the 3-4 degree flowers slightly dropped petals. The flowers in the second and third groups at 2-3 degrees are brighter and have no signs of aging. In the fourth group, the flowers of degree 2-3 are all open normally, and the flowers of degree 4 are slightly shrunken. While the fifth group is open to 2-3 degrees, the petals are shrunken and aging.

Day 6:

The first group showed signs of aging as a whole, the second and third groups had the most beautiful flowers overall, and the fourth group showed signs of aging after exchanging petals. The fifth group showed signs of petal drop.

Day 7:

In the first group, 2 degrees of petals bloomed and senescence, 3 degrees of petals fell slightly, and 4 degrees of petals almost completely dropped. The second group opened brightly as a whole. In the third group, there is no sign of aging at 2-3 degrees, and the petals are completely dropped at 4 degrees. The fourth group opened as a whole, with mild senescence, and the fifth group had petals that opened while the petals were senescent.

Day 8:

In the first group, the petals of degree 2 are slightly shedding, almost all of the petals of degree 3 are falling, and the petals of degree 4 are all fading. The second group has no signs of aging at 2 degrees overall, 3 degrees has signs of aging, and 4 degrees has slight petal drop. The petals shrunk and aged while the third group opened at 2-3 degrees. In the fourth group, the overall petals were shrunken and senescent. When the fifth group opens at 2 degrees, the petals are aging. All other petals fall off.

Day 9:

All decline.

3.2 The impact on fresh cut peony flowers after delivery

Outer packaging upon arrival: foam box + ice pack, arrived in good condition; ice pack status: hard ice pack, cold to the touch; temperature inside the box: cool to the body; flower status: overall fresh, 2 degrees, beautiful posture, best condition, 3 At -4 degrees, the petals are a little scattered, and the flower head falls perfectly, and the flower has a head-pressing phenomenon.

3.3 The impact on fresh cut peony flowers after arrival

The first day of the vase: the 1st degree flower does not move at all; the 2-3 degree flower gradually opens; the vase 2h 4 degree flower all blooms. The second day of vase insertion: 1 degree, the pattern does not move; the first group of water treatment: one branch shows signs of aging - the petals shrink 3-4 degrees, and all flowers open.

Since the bottle is inserted in the 3d to 5th, it cannot be seen in the photo, so the article describes it. On the third day of vase insertion, the second group (postharvest treatment: 3% white sugar + 0.1% TOG-Galileo, absorbed for 6 hours) and the third group (postharvest treatment: 0.1% TOG-Galileo, absorbed for 6 hours) bloomed the most beautifully without senility; the first group of post-harvest water treatment should be the worst group of effects; the fifth group (post-harvest treatment: 0.1% TOG Galileo+0.15% TOG-75+3% White sugar) should be due to excess nutrients. The vase bloomed well two days before the vase was inserted, and the flowers showed signs of initial aging on the third day as a whole.

The 4th day of vase insertion: the first group of 2 degree flowers are half-bloomed and appear aging, the 3 degree flowers are slightly petal-losing, and the 4 degree flowers are almost completely petal-losing; Signs of falling petals; the third group of 2-3 degrees bloomed brightly without any signs of aging, and the 4th degree had slight petal drop; the fourth group of 2 degree flowers had a petal falling within the normal range, the other 4 groups of 2 degree flowers were normal, and the 3 degree flowers were normal. The petals are slightly shrunken (it can’t be seen in the photo, so the text description), and the 4th degree flower completely falls off the petals (dimming rod); the fifth group is 2-3 degrees open while the petals are shriveled and aging (the photo is not visible, so the text description) 4 degrees and half of the falling petals.

On the 5th day of vase insertion, the whole body declined.

3.4 Discussion and conclusion

The results of postharvest treatment in group 3 are the best. For the flower buds that grow a little, group 2 is suitable, and group 3 is suitable for others. The most suitable picking degree for Sarah is 2 degrees, and the actual picking degree depends on the picking period/transportation method/market characteristics.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, whoever is within the spirit and principles of the present invention Any modifications, equivalent replacements and improvements made within shall fall within the protection scope of the present invention.

Claims (10)

1. A method for prolonging the service life of a peony bottle is characterized by comprising the following steps:

disinfecting the scissors for vase insertion and the vase by using clear water and a TOG-6 reagent, and naturally drying; selecting a proper Sarah variety, selecting proper flowering branches by using scissors in six to nine morning or four afternoon, and placing the flowering branches in a refrigeration house for cooling; washing the refrigerated flowering branch by using grey mould water, and putting the washed flowering branch into a pretreatment solution for water absorption pretreatment; inserting the pretreated peony cut flower into the refreshing nutrient solution.

2. The method of claim 1 for improving the life of the peony bottle comprising the steps of:

step one, disinfection: sterilizing and air-drying the scissors and the vase for inserting the peony bottle;

step two, variety selection: selecting sara growing for 3 years in the middle and last ten days of 6 months;

step three, cutting flowers: selecting Salata buds which are pink and soft by 2 degrees by using sterilized scissors to cut flowers;

step four, postharvest treatment: placing the cut flower branches in a refrigeration house for cooling treatment;

step five, pretreatment: cleaning the flower branches with grey mould water, and then placing the cleaned flower branches in a pretreatment solution for water absorption;

step six, inserting a bottle: inserting the processed peony cut flower into the refreshing nutrient solution.

3. The method of claim 2 wherein the sterilizing step comprises: cleaning the scissors and the vase with clear water, and then stirring and fusing water and a TOG-6 reagent for disinfection; then washing with clear water, inverting the vase, draining water, and naturally drying.

4. The method of claim 3 wherein the sterilizing step is performed by mixing 1000mL of water with 1g of TOG-6 reagent.

5. The method of claim 2 wherein the selecting of the species in step two comprises: selecting Shala which grows for three years, has hard branches, long and upright pedicel, does not droop when blooming, has pure flower color, large flower, strong growth vigor, heavy flower type, elegant appearance, good decorative effect and grows for more than 2 years.

6. The method of claim 2 wherein the cutting of the peony bottle in step three comprises: the disinfected sharp pruning shears are used for cutting, the cut is smooth, crushing is avoided, when the pruning shears are used for cutting, the lower portion of the flowering branch is held by hands, the shears select strong flowering branches with the thickness being always, the bud maturity being 2, 45-degree oblique cutting blades are complete, mechanical damage is avoided, diseases are avoided, leaf nodes of the stock plant are reserved, on the basis that the length of the flower stem of the cut flower is met, more than 2 leaves are reserved as far as possible, and normal growth and continuous production of the stock plant in the next year are guaranteed.

7. The method of claim 2 wherein the post-harvest processing of step four comprises: the picked flowers are placed on non-woven fabrics, the fresh cut flowers are transported to a processing workshop by adopting a normal-temperature or cold-chain transportation mode of a box-type vehicle according to the principle of 'transportation along with cutting', the flower branches of the non-woven fabrics are flatly placed on the ground with newspapers laid in a refrigeration house at 4 ℃ for cooling for 2 hours, the accumulation of the flower branches is avoided, and at least 3 blades are reserved for the flower branches of the refrigerated fresh cut flowers.

8. The method of claim 2 wherein the preprocessing of step five includes: preparing 250-300 times of griseofulvin, reserving at least 3 leaves on the refrigerated flower branches in the step four, and putting 5 branches in the griseofulvin to clean secretions attached to buds of the flower branches and dust on the leaves and the flower branches; preparing pretreatment liquid by 0.1 percent of TOG-Galileo and 3 percent of white sugar, uniformly stirring, putting the washed flowering branch into a plastic barrel of preservation liquid at the temperature of 10-15 ℃ for absorbing water for 4-6 h, wherein the height of the preservation liquid in the barrel is not more than 5-7 cm, and the height of the plastic barrel is the same as or slightly higher than the height of the cutting flowering branch by 5-10 cm.

9. The method of claim 8 wherein the pre-treatment solution is prepared in 0.1% TOG-Galileo and 3% white sugar.

10. The method of claim 2 wherein the step six of inserting the peony bottle into the receptacle comprises: inserting the processed peony cut flower into a culture medium of 1:1000mL of the Kouyanxian nutrient solution.

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