How to prune chrysanthemums in summer? In daily life, many people will plant some plants at home, among which chrysanthemums are deeply loved by people. But when planting chrysanthemums, they should be pruned in summer. Many people don't know anything about pruning chrysanthemums. Let's share how to prune chrysanthemums in summer. Let's have a look.
How to prune chrysanthemums in summer? 1 When chrysanthemum grows in summer, cut off the overgrown branches first, and then put them in a sunny place for maintenance. This will not only solve the problem, but also prevent the problem from growing again in vain. After pruning, the wound should be disinfected to avoid bacterial infection, and the cut branches can also be used for cutting propagation and cultivating more chrysanthemums.
Pruning method of chrysanthemum in summer
1, pruning branches
If chrysanthemums grow white in summer, they should be cut off in time. Because it grows white because of lack of light, it needs to be moved to a sunny place for maintenance, otherwise it will grow white even if it is cut off in the future. If you find that there are still branches with pests and diseases during pruning, you can also cut them off together.
2. Dressing and shaping
After pruning long branches, many branches and leaves will also grow in disorder, which will affect the appearance. Therefore, it is necessary to trim and reshape the plant immediately and cut off the messy and useless branches and leaves, so as to ensure the beauty of the plant, preserve nutrition for it, help it bloom more flowers and promote its growth.
3, disinfection after cutting
After pruning chrysanthemums, you can't just leave them there to die. You should also sprinkle carbendazim solution on the wound to disinfect the wound to avoid being attacked by pests and diseases. Spraying disinfectant can also make the wound heal quickly and enter the normal growth rhythm.
4. Preventive measures
Excessive growth of chrysanthemum is not a disease phenomenon, so pruning should be appropriate and moderate, and excessive pruning should not lead to inhibition of plant growth. Pruning is best done on sunny days, so that its wound can heal quickly. The cut branches can be used as cuttings for cutting propagation, which is beneficial to environmental protection.
How to prune chrysanthemums in summer? 2. Breeding method of chrysanthemum
Nicknames of chrysanthemum: chrysanthemum, autumn chrysanthemum, Japanese essence, nine flowers, yellow flower, king flower, festival flower, artistic chrysanthemum and chamomile.
Common chrysanthemum varieties: according to the flowering period, there are early chrysanthemums that bloom in September, autumn chrysanthemums that bloom from 10 to 1 1, and late chrysanthemums that bloom from 12 to 1 month; According to the flower diameter, it can be divided into Chrysanthemum morifolium (flower diameter 10 cm or more), Chrysanthemum morifolium (flower diameter between 6- 10cm) and Xiao Ju (flower diameter below 6 cm).
Chrysanthemum chrysanthemum propagation method:
1, cuttage method: tender bud cuttage, generally in late autumn, plant foot buds are cut into cuttings, and then transplanted and planted in the next year; The shoots are usually cut in April-May, and the shoots of 8~ 10 cm are used as cuttings. This method is the most widely used. Leaf bud cutting, cutting a piece with axillary buds from the branches for cutting, is a method that uses fewer people and is generally only used for the reproduction of some cherished varieties.
2. Division method: Before and after Tomb-Sweeping Day, dig out the whole plant, separate it according to the natural form of the root system and plant it in pots respectively.
3. Grafting method: Generally, it is carried out in sunny days from May to June, and Artemisia annua or Artemisia annua can be used as rootstock for grafting.
Light and temperature of chrysanthemum: like cool, extremely cold-resistant. Room temperature 18~2 1 degree is the most suitable for growth.
Substrate of chrysanthemum: It is suitable to grow in loam with thick soil layer, fertile and loose soil and good drainage.
Chrysanthemum watering: It is best to use stored rainwater for chrysanthemum watering, and the water temperature should be close to the soil temperature. Winter is suitable for watering at noon, and summer is suitable for watering in the morning or evening.
Fertilization of chrysanthemum: it likes fertilizer, and fertilization should be based on phosphorus and potassium fertilizer. Spraying 0.2% potassium dihydrogen phosphate solution before flowering after beginning of autumn.
Pruning of chrysanthemum: only the most plump and healthy buds at the top are kept, and all the lateral buds are cut off.
Chrysanthemum pest control: the most serious disease is leaf spot, and 50% thiophanate 1000 times solution is sprayed during the growth period; When the diseased leaves are found, spraying 500 times of 65% zineb wettable powder every 7~ 10 days/time for 3~4 times in a row can inhibit the diseases. If the disease is serious, remove the diseased branches and leaves in time and destroy them. Aphids and red spiders can spray dimethoate emulsion.
Tips for shopping: Try to choose plants with high green leaves and less crowded flowers.