1. Soil: Wang Brown has a strong adaptability to the soil, but it is better to use loose, well drained and humus containing soil.
2. Watering: do not over water, as long as the soil is slightly wet, and water twice a day in summer; the air is relatively dry in spring and autumn, and it should be properly watered to improve the air humidity, which is more conducive to its growth; control the amount of watering when the temperature is low in winter. If the amount of water is too large, it will cause the lower part of its leaves to rot, will let the black spot continue to spread, may cause death.
3. Light: it can receive light properly, but it can't be directly exposed to strong sunlight. If it is exposed to the sun, its leaves will become dim, and even scorched leaves will appear. Shade measures should be taken in summer, and it can receive light properly in spring and winter.
Sowing and propagation: it's best to collect seeds in November every year. Spring and summer are the best time for sowing. After collecting seeds, wash them with water, and then sow them in the sand bed. Don't plant it directly in the garden. First, plant it in the sand bed. After it sprouts, plant it. Ensure the soil is slightly wet, give it a growth environment of 22-28 ℃, generally germinate about 1-3 months after sowing.