One-year care of acacia in Taiwan 1 ~ 2 times. Weeding, loosening soil and ridging, combined with tending and topdressing, in addition to nitrogen fertilizer, phosphorus fertilizer should also be properly applied to promote the development of root rhizobia and accelerate the growth of young trees. If the incision germinates too much, it should be trimmed in time. Because the trunk shape of acacia formosana is slightly smaller than the straight end and there are many branches, pruning and shaping should be strengthened to make it tall and straight.