介绍几种宿根花卉１９９４年首都绿化委员会提出大量发展种植宿根花卉。地上部分开花、结实，枯萎后，地下根部保持活力并可露地越冬，翌年再次萌芽、生长、开花、结实，这样一次种植多年观赏的花称为宿根花卉。宿根花卉在园林栽培上应用，具有省工力、易管理、见效快的特... Introduce several kinds of perennial flowers In 1994, the capital greening committee proposed a lot of development planted perennial flowers. The ground part of the flowering, strong, wither, the underground roots remain viable and can be exposed to the winter, the next year again germination, growth, flowering, strong, such a flower for many years to see ornamental flowers called perennial. Perennial flowers in the garden cultivation on the application, with the provincial labor, easy to manage, quick special ...