Also known as hydrangea, Hydrangea, Alliaceae, is native to new york, North Carolina and Michigan. It is a perennial evergreen cold-resistant perennial herb with purple, white and pink flowers, semi-lignified old stems, plant height of 8- 10 cm, dense branches and leaves and creeping growth. The leaves are needle-shaped, clustered and leathery, about 65438 0.3 cm long. Leaves are bright green in spring, dark green in summer and autumn, grayish green after frost in winter, and leaves and flowers bloom at the same time. Every flowering period, all the stems and leaves are covered with prosperous flowers, forming a sea of flowers, which is beautiful, elegant and lovely. The flower is goblet-shaped, fragrant, with 5 petals, inverted heart-shaped and deeply concave. There is a crimson ring at the base of the petal, with a flower diameter of 2 cm. The flowering period of needle-leaved phlox is May-65438+February, the first flowering period is April-May, and the second flowering period is August-September, which is extended to 65438+February, and there are still sporadic florets in bloom.