Hydrangea is suitable for fertile, good drainage sandy soil, can be more conducive to its growth and flowering.
The amount of water should not be too large, as long as the soil is kept moist, its leaves will easily rot if the soil is too wet. When the temperature is high in summer, water can be sprayed around to reduce the temperature. When the rainy season is needed, drainage measures should be taken to avoid the phenomenon of rotten roots caused by water accumulation.
Baxianhua likes shade and doesn't like sunshine. It's better not to let it be directly exposed to the sun, especially in summer. If the sun is too strong, it will burn it. When the light is weak in autumn and winter, it should be placed in a bright position, which is conducive to flower bud differentiation.
In its peak growth period, it can be applied with a thin cake fertilizer every half a month. When it's pregnant, it should be applied with fertilizer 1-2 times. Adding superphosphate soaking solution can make it blossom bigger and its color brighter.
1. Prevention and control of diseases and insect pests: the diseases generally include powdery mildew and leaf spot disease, which should be sprayed with zineb wettable powder after being damaged; the pests are mainly aphids, which can be sprayed with cigarette butts and water, or with Omethoate emulsion.
2. Winter maintenance: after entering the winter, it should be cultured indoors, and the temperature should be controlled above 5 ℃, so that it can survive the winter safely. In winter, we should reduce the amount of water to avoid rotten roots.
