Astilbe cultivation methods and precautions

How to cultivate Astilbe

soil

To cultivate Astilbe, you need to choose suitable soil. Generally, loose, fertile, well-drained sandy soil is preferred. Some organic fertilizer can be added to the soil to meet the various elements needed for the growth of Astilbe. The soil should not be too poor.

Light and temperature

Astilbe prefers a cool and well-lit growing environment, and the light conditions need to be met in order to bloom well. In the summer when the temperature is high and the light is strong, it is necessary to avoid direct sunlight and provide appropriate shade. In the winter when there is less light, artificial lighting can be used. The temperature needs to be kept within an appropriate range. The suitable temperature for its growth is between 15℃ and 35℃, and the winter overwintering temperature needs to be no lower than 3℃ to 5℃.

Watering and fertilizing

Astilbe prefers a moist growing environment and has high requirements for fertilizer. If there is a lack of water and nutrients, it will affect the growth of Astilbe. During the growth period of Astilbe, the soil needs to be kept moist, but not waterlogged; fertilizer needs to be applied according to the growth conditions of the plant, applying some nitrogen fertilizer or compound fertilizer containing multiple elements, and be careful not to make the nitrogen fertilizer content too high. To promote flowering, some phosphorus and potassium fertilizers need to be applied before flowering.

Reproduction

The main methods of reproduction of Astilbe are sowing and division. Sowing is usually done in autumn, and division is done in early spring.

Precautions for the cultivation of Astilbe

Topping

Generally, in order to shape the plant and promote flowering, it is necessary to pinch the top of the Astilbe during its growth period to remove the top and encourage the Astilbe to branch, which can achieve the desired effect.

Pests and diseases

The main diseases and pests of Astilbe chinensis during the breeding process are leaf spot disease, root rot and stem rot, as well as aphids.

Other issues

Generally, when Astilbe is cultivated at home, the leaves may burn and curl due to environmental problems. This is mainly because the air is relatively dry, so frequent spraying to increase humidity is needed.