Three to five years. The large and thick branches of Murraya murraya bonsai should be planted in spring until the vernal equinox. In autumn, after the intense heat and before the autumnal equinox, measure the top branches and the small side branches of the main branches and thick branches. When pruning branches, leave three to five buds on each branch. After pruning and shaping, apply appropriate amount of urea to promote the germination of new buds. After 10 days, apply an appropriate amount of compound fertilizer and sprinkle it on the basin surface. After cutting, drench it with water every time.