How to raise red silver willow and its taboos
Silver willow, as its name suggests, is a white willow plant, and the red silver willow is a tree that passes through The dyed silver willow has no other differences except for the color difference.Therefore, when we cultivate red silver willow, we can also cultivate it by cutting culture method, and pay attention to the regulation of light, temperature and humidity.
Characteristics of red silver willow
Silver willow grows on the edge of mountain spruce forest or in forest clearing.Rapid growth and development, liking light, temperature, humidity, fertile, loose and moist soil, soil pH value of 5.5-6.7 is appropriate.During the growth period of silver willow, excessive sunlight from July to August caused the leaves of silver willow to turn white, but it had no obvious effect on its growth and development, especially the differentiation of flower buds and the development of buds.
Silver willow is extremely resistant to stress, and is an excellent tree species for afforestation, greening, fuel charcoal, wind protection, and sand fixation in the northern region.The tree is beautiful in shape, especially in the budding season of the Spring Festival.It has strong resistance to salt and alkali, and is a pioneer tree species for afforestation in saline and alkali areas.It is a good feed for animal husbandry and a good material for weaving handicrafts.
Cultivation of red silver willow is exquisite
1.Cutting culture
The cutting time in Northeast China is spring.The treated cuttings are cut according to the row spacing of 25 cm and the plant spacing of 15 beds.The cuttings are cut at an oblique angle of 45 degrees.The cutting depth is based on three or more buds exposed on the ground.Flat, in order to prevent the evaporation of water, the top of the cuttings can be covered with soil, and when they are about to germinate, remove the covering soil.After the cuttings are finished, press the soil around the cuttings to make the cuttings and soil tightly combined, pour water once, and then spray the ridges with 0.5% carbendazim solution for disinfection to prevent bacterial infection.In order to avoid the death of cuttings caused by strong sunlight, a awning is required.
2.Pest control
Diseases and insect pests rarely occur in the early stage of cuttings, and prevention is the main priority.During cuttings, use 5% potassium permanganate to clean the cuttings and spray the seedbed , for disinfection.After cutting, the soil was sterilized with 30% carbendazim 1000 times solution.After 1 week of cutting, check the cuttings in time, and remove them in time if rot and pests occur.
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