Duck feet like wet and fear dry. When the air humidity is high and the soil moisture is sufficient, the stems and leaves grow luxuriantly. But too much water will cause waterlogging and root rot. If the basin soil is short of water or dry and wet for a long time, defoliation will occur. Yajiaomu has certain adaptability to temporary drought and air drying. Rich, loose and well-drained sandy loam is suitable for this kind of soil. Potted soil is a mixture of peat soil, humus soil and coarse sand.
2, avoid the temperature is too high or too low.
The suitable temperature for the growth of Japanese rosewood is 65438 06 ~ 27℃. 2 1 ~ 27℃ from March to September, and 16 ~ 2 1℃ from September to March of the following year. It can still grow normally at a high temperature above 30℃. The temperature in winter is not lower than 5℃. If the temperature is lower than 0℃, the plants will freeze the fallen leaves, but if the stems are intact, new leaves will grow in the next spring.
3. Avoid exposure to the hot sun.
The most suitable growing environment of Solanum nigrum in summer is semi-shading condition, so it should be kept in the shade during the summer growing season, and 70% shading net should be used for outdoor planting to prevent the leaves from being exposed to the hot sun and avoid the leaves from burning and darkening. You don't need shading in winter, you can grow well if you are exposed to direct sunlight for more than 4 hours every day. Variegated varieties, too strong or too weak light, will lead to inconspicuous patches on leaves and lose their due observation value.