The bud time of the other spring ornamentals such as apricot and pear is later than lilac but the end time of florescence is earlier than lilac.

• 东北地区多种在春季开花的观赏性植物,如:杏、梨等植物,进入花蕾期的时间要比紫丁香晚,但进入未花期的时间却比紫丁香早。