论文部分内容阅读
紫叶锦带(Weigela florida‘Alexandra’),忍冬科、锦带属落叶灌木,高约1.5米,冠1米。叶具短柄或近无柄,长椭圆形,对生,基部圆形或楔形,有锯齿,叶长10厘米,宽3～4厘米,顶端渐尖。叶色暗红,在生长期间逐渐变绿。聚伞花序生于一年生短枝的叶腋和顶端,花冠漏斗状钟形,花深红色,鲜艳。冠径达3厘米,花期5月,持续3周左右。栽培:紫叶锦带是锦带系列中优良的彩叶品种。其原种分布于东北、河北、山西、江苏等地,朝鲜、日本也有。性喜光,耐半阴,十分耐寒。怕水涝,忌根部积水,否则
Weigela florida’Alexandra ’, Honeysuckle Branch, Jin belt belong to deciduous shrubs, about 1.5 meters high, crown 1 meter. Leaves with short handle or nearly sessile, oblong, opposite, base rounded or cuneate, serrate, leaf length 10 cm, width 3 to 4 cm, apex acuminate. Leaves dark color, gradually growing green during growth. Cymes was born in annual axils and apices of spurlets, funnel-shaped corolla bell, flowers crimson, brightly colored. Crown diameter of 3 cm, flowering in May, lasts about 3 weeks. Cultivation: Ziye Jin is a series of fine color leaf in the series. Its original species located in the northeast, Hebei, Shanxi, Jiangsu and other places, North Korea, Japan also. Sexual light, resistance to half-shade, very cold. Afraid of waterlogging, avoid water at the root, otherwise