The planting method of zinnia seed how much is the market price per jin
Zinnia, which is also one of the plants, is known to many people, so what is the planting method of zinnia seeds? How much is the market price of zinnia seeds per jin:
The planting method of zinnia seed:
1. Seed selection
The seed life of zinnia is 3 years, and the germination rate is about 60%. Try to choose the full seeds of the previous year to improve the seed germination rate. When the petals of the outer wheel begin to dry up and the petals of the middle wheel begin to fade, cut off the flower head, dry it and store it.
2. Disinfection treatment
Before sowing, the soil and seeds should be strictly disinfected to prevent diseases and insect pests during the growing period. the seeds were soaked in 1% potassium permanganate solution for 30 minutes. The matrix is made of 2 parts of rotten leaf soil, 1 part of river sand, 2 parts of peat and 2 parts of perlite, which can be disinfected with 0.05% potassium permanganate or 1000 times formaldehyde, and the soil can be fumigated at high temperature to kill germs, pests and grass seeds.
3. Sowing method
Zinnia seeds can be sowed on demand or withdrawn, because they are photophobic flower seeds, they must be covered with vermiculite after sowing, and they can germinate in 3 to 5 days at 21: 23 ℃. There is no need for light during the germination period. After germination, the seedling bed should keep 50% of the water content, not too wet, so as to avoid rotting roots or sudden falling disease.
4. Seedling management
After the seedlings of zinnia grow out of a true leaf, the seedlings are transplanted once, the root system of zinnia is undeveloped, and the lateral roots are less. Generally, when transplanting 2 true leaves, it should be planted in a pot, and the transplanting substrate should be loose, fertile and well drained. It can be prepared with 3 parts of pond mud, 1 part of rotten leaf soil and 1 part of mature heap manure, and the planting depth is 0.5 cm under cotyledons. After planting, the soil is lightly pressed and watered.
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