1. Soil: Potted Daphne odora in Phnom Penh. Potted soil should be fertile and loose, rich in humus and acidic, humus-containing, humus-containing, humus-containing, humus-containing, humus-containing, humus-containing, humus-containing, humus-containing, humus-containing and Daphne likes loose and fertile acidic soil (pH 6-6. Alkaline soil is not suitable for use. Mountain mud or pastoral soil can be mixed with 40% peat soil, humus soil, pine needle soil and appropriate amount of coal cake ash, rice husk ash and urban garbage as culture soil.
2. Watering: The root of Daphne odora in Phnom Penh is fleshy, so special attention should be paid to controlling watering in the usual maintenance management. If you water too much, the pot soil will be too wet for a long time, which is easy to cause root rot. After the rain, the accumulated water in the basin must be emptied in time. After the first frost, in order to overwinter safely, the water content of basin soil must be controlled at about 45%.
3, sunshine: Although Daphne odora in Phnom Penh is half cloudy, it is necessary to avoid exposure to the hot sun. But in winter and spring, it should be placed in a sunny environment. In the growing period, if the sunshine is sufficient and the fertilizer efficiency is suitable, the branches and leaves can be lush and the flowers are bright and fragrant. In summer, it should be placed in a well-ventilated shade, and in hot weather, it should be sprayed with water to cool down. Daphne bonsai should be placed in a warm and humid, semi-cloudy and semi-sunny place. Avoid sun exposure in summer and put it under the south-facing window with light and air circulation in winter.
4. Temperature: Daphne odora in Phnom Penh is afraid of high temperature and heat. When the temperature exceeds 25℃, it will stop growing, and it is necessary to spray water to cool down in summer. Not cold-tolerant, after the first frost, it must be moved indoors, put in a sunny place, and keep the room temperature above 5℃ to overwinter.
5. Fertilization: Sufficient base fertilizer should be applied in winter. Apply 2 ~ 3 times of decomposed cake fat water in spring, and the fat water should not be thick. Stop smearing in summer to avoid burning the roots. After autumn, apply less fertilizer until the buds bloom. Fertilizer water with nitrogen and potassium as the main fertilizer is applied in spring, and phosphorus is mainly applied after autumn. After the bud is formed, potassium dihydrogen phosphate can be sprayed on the branches and leaves for fertilization outside the roots, but fertilizer water should be sprayed on the back of the leaves to improve fertilizer efficiency and promote flowers to flourish.
6. Insects: The main pests that harm Daphne odora in Phnom Penh are aphids and scale insects, which mostly appear in dry and hot climate and should be prevented as soon as possible. The disease is mainly caused by virus mosaic, and the infected plants have spots and deformities on their leaves, poor flowering and stagnant growth. After being discovered, it should be uprooted and burned with fire.
7. Pruning: Daphne odora in Phnom Penh has many branches and strong germination ability. Daphne odora in Phnom Penh is resistant to pruning. Generally, dense branchlets can be pruned before germination, leaving a certain gap to facilitate ventilation and light transmission. Daphne odora in Phnom Penh should be pruned after flowering, and the flowering branches should be shortened, and the branches that affect the beauty of the tree, such as long branches, overlapping branches, too dense branches and cross branches, should be cut off to keep the tree beautiful.