Today to introduce to you a plant that is often used in the garden flower landscape collocation, the big flower flying swallow grass. The large flower flying swallow grass, also known as the kingfisher, is named flying swallow grass because it resembles a swallow stopping at the branch when it blooms. Big-flowered flying swallow grass is a perennial herb, likes cold and cool climate environment, very hardy, heat tolerance is not very good, so in the southern region, do more than one or two years of cultivation.
Major points of conservation of large flower swallow grass
There are still many varieties of large flower flying swallow grass, some are relatively low, the height of the plant is 35-60cm, while some varieties are relatively tall, can grow to 180cm, more suitable for cutting flowers and flower landscape back scene collocation.
Most of the large flower flying swallow grass needs low temperature vernalization, if it is the southern region, the potted plant can be planted with blue mirrors, the height of the plant is about 50cm, the ground planting is recommended Bannali giant, the height is about 90-180cm, the superior cut flower varieties, and most importantly, these two categories do not need low temperature vernalization, and the south can flower normally.
1. Propagation method of large-flowered swallow grass
The commonly used propagation method of large-flowered swallow grass is sowing, and it can also be propagated by cuttings, which is less used. Sowing is generally carried out in September and October, and the general high temperature can be sown below 28 degrees, and the flowering is about 3-4 months after sowing. In the colder regions of the north, it is also possible to sow seeds in early spring.
Specific sowing methods
The seeds of the big flower flying swallow grass should choose loose and breathable soil when sowing, or sow peat, and can also use seedling blocks, a seedling block or a small flower pot, so that there is no need to divide seedlings in the future.
The germination time of the big flower fly swallow grass is related to the ambient temperature, generally it takes 7-14 days to germinate, if you want the big flower fly swallow grass seed to germinate fast, you can germinate in advance, soak in warm water for 2 hours, fish out and put it on a wet paper towel, and cover it with wet paper towels, put it in a place protected from light, and wait for the seeds to grow white buds to sow into the soil.
If you sow seeds directly, you should first add water to wet the soil of the seedlings, if you use the seedling block, you need to soak it with water in advance, and then sprinkle the seeds on the surface of the soil, and cover a thin layer of vermiculite, about 0.2-0.5cm thick, mainly to moisturize and shade the light. Flying swallow grass seeds are light seeds, and without covering vermiculite, you also need to cover a thin nursery soil, and then keep the soil moist until it germinates.
2. Maintenance and management of large flower flying swallow grass after germination
When the seeds of the big flower flying swallow grass are drilled out of the earth, it is necessary to see the light in time to avoid growth, so in the process of waiting for germination, you should often observe and use a spray can to spray water to maintain humidity.
After budding, the flying swallow grass gradually increases the light until the full sunshine environment. There is no need to fertilize at the seedling stage, and watering needs to wait until the surface soil is dry before watering. As the seedlings grow true leaves, they gradually enter the water control stage, and when the large flower flying swallow grass grows 4 true leaves, you can use thin liquid fertilizer, flower more than 1, dilute 2500-3000 times watering or spraying leaves. Note that the fertility tolerance of seedlings is weak, and the concentration should be thinner at the beginning, and the concentration of fertilizer should gradually increase as the seedlings increase.
Large flower flying swallow grass is more drought-tolerant, but not tolerant to water and moisture, when it grows to four or five true leaves, it is necessary to gradually control the amount of watering, to avoid the soil is too wet, one is to avoid stem rot, and the other is to exercise the root system of the seedlings and promote the growth of the root system, this stage is also called training seedlings.
3. Colonization and fertilizer management
When the leaves of the small seedlings of the large flower flying swallow grass grow to cover the mouth of the nursery pot, you can change to a larger nursery pot. If it is a pot of more than one seedling, when the flying swallow grass grows 5-6 leaves, it should be divided into seedlings, so as not to dense the seedlings, resulting in lack of light.
Note that when dividing seedlings, you should bring as much soil as possible, and after the seedlings are planted in pots, they need to slow down the seedlings. Originally a seedling and a pot, when changing the larger pot, you should bring the original soil mass, and there is no need to slow down the seedlings after changing the pot, just suspend fertilization for 3-5 days. Large flower fly swallow grass on the soil requirements are not high, loose and breathable sandy soil is more suitable for its growth, it is recommended that potting with slightly acidic breathable soil, can be their own can also use general nutrient soil.
The process of false planting, in the winter and early spring accompanied by the growth of large flowers flying swallow grass, if it is necessary to plant the large flower flying swallow grass, it is recommended to first in the 8-10cm caliber pot, raise until the leaves are full of pots and then bring soil to the ground.
Large flower flying swallow grass is more drought-tolerant, watering should adhere to dry and thorough watering, do not accumulate water, winter temperature above 0 degrees, can be 7-10 days to apply a growth fertilizer to promote growth. At the same time, it should be kept in sufficient light, the large flower flying swallow grass likes the sun, slightly tolerant of shade, keep the light sufficient, grow more robustly, and the spring flower arrows will be larger and more flowers.
4. Wintering and summer
Big flower flying swallow grass is very hardy, can tolerate -30 degrees of low temperature, so overwintering do not worry, if you want the winter seedlings to grow faster, you can go into the room maintenance, if it is a variety that needs to be springed, you also need to keep about 5 degrees for a month, so pay attention not to overheat, so as not to affect the vernalization.
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Big flower flying swallow grass can be perennial, in the spring after the first stubble flower blooms, cut off the flower arrow, will also open the second stubble flower, summer is not very hot areas, summer can be safe summer, the next year will continue to flower, but in Jiangsu, Zhejiang and southern regions, summer is very, large flower flying swallow grass will usually be hot to death, you can only do one or two years of cultivation.
Tip: big flower flying swallow in the maintenance process, do not hit the top, the top will affect the flowering varieties, want the big flower flying swallow grass to flower more, the secret is still to maintain sufficient fertilizer, strong root system, strong root system, fat water foot, naturally flowering a lot.
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