Banyan likes warm and humid environment, needs plenty of sunshine, is cold-resistant and shade-tolerant, and requires fertile soil and good drainage. The temperature in winter is not lower than 5℃. Because banyan trees grow rapidly, they need to change pots, increase fertile soil, trim and shape every spring; Water more in summer when it is hot, and water the leaves frequently. Fertilize 1 time every half month during the growth period to avoid strong light. Rong likes warm, high humidity and smooth air environment. It should be placed indoors with heating equipment in winter, but it is forbidden to put potted plants too close to the radiator. If it exceeds 30℃ in summer, it can be moved to a ventilated place near the north, and the topsoil in the basin will not be watered if it is not dry; Pouring should be thorough, it is advisable to have water oozing out, and to maintain a relatively high air humidity; Foliar spraying can be used. Irrigation with tap water, it is best to expose tap water in the sun for half an hour. Light helps to decompose the oxides in tap water, and make sure that there is no water on the surface of leaves at night. Always keep the leaves clean and wipe them with a dry soft cloth.