1, 7 During the one-year maintenance of snow, keep the basin soil moist moderately, and keep it moist frequently in hot summer and dry season, and spray water on the leaves to keep the branches and leaves fresh. Liquid fertilizer can be applied three or four times during the growing season. If you don't continue to look at it in winter, you can let it fall leaves and then move into the cellar or bury it in the ground for the winter. If you overwinter in a low-temperature greenhouse, you can stay evergreen, the room temperature is not lower than 6℃, and you can keep good ventilation and sufficient light.

2. Before leaving the house in early spring, the potted plants should be cut short and cored to keep the posture symmetrical and plump, and the bonsai should be trimmed and artistically treated. When summer is hot and dry, besides watering every day, clear water should be sprayed on leaves and nearby ground in the morning and evening to cool down and increase air humidity. Plants should be placed under a shade shed and not exposed to strong sunlight for a long time.

3. After autumn, as the temperature drops, the watering amount should be gradually controlled and watered every 2 ~ 3 days. In winter, move into a cold room or indoor room with a temperature not lower than 0℃ for wintering, and water it once every 20 ~ 30 days; If the room temperature is above 15℃ and the leaves are evergreen, water should be poured every 7 days to 10 days, and the air should be moist and sunny. Avoid freezing in severe cold, or you will die easily. Before leaving the house in March every year, change the basin with humus soil and use hoof pads at the bottom of the basin.