Neither, acacia is a deciduous shrub.

Purple acacia belongs to the deciduous shrub , up to 4 meters high, branch trunk erect, branches brown, leaves alternate, pinnately compound leaves, leaflets generally have 11 pieces ~ 25 pieces, 10 cm ~ 15 cm, May ~ October flowering, inflorescence is spikelike, purple, 7 cm ~ 15 cm long. Purple acacia born upright and beautiful, flowers, very popular in urban greening, single planting visual effect, while planted in groups more magnificent, loved by the people.

Purple acacia vitality, born beautiful and romantic, popular in urban greening, and cultivation survival rate is high, fast growth rate, can be used in a large number of urban road greening and garden beautification, the cost is low, in all the greening of the seedling has a very strong competitiveness, in recent years the demand has soared, and the future development is still hot.