4个花葱品种引种湖南地区的物候期及生长特性分析

为了丰富湖南地区的球根花卉种类,从荷兰引进4个不同品种的花葱进行种植,对它们在湖南引种的物候期、观赏特性及生长状况进行观察及分析。结果表明:4个花葱品种的耐寒性较强,出苗期均在2月,出苗率在85%以上,叶片展开期在3月15~27日;除相册外3个花葱品种均具有良好的观赏性能,花朵大,色彩艳丽;且3个品种均只有1个花枝,花茎长度在80.5~122.2 cm,花序直径12~14 cm,第一朵花出现在4月中旬或5月上旬,开花持续时间25~31 d。因此,认为西西里密、额毛和格斗者这3个花葱品种可作为春夏季花卉在湖南地区种植。

Analysis of Phenophase and Growth Characteristics of 4 Cultivars of Allium Giganteum in Hunan

In order to enrich bulbous flower species of Hunan, 4 cultivars ofAllium Giganteum were introduced from Holland. The phenological phase, ornamental characteristics and growth status of 4 cultivars ofAllium Giganteum in Hunan were investigated and analyzed. The results showed that 4 cultivars had strong cold tolerance. The seedling stage was in February, the seedling rate was above 85%, and the leaf expansion period was from March 15th to 27th. In addition to “album” 3 cultivars had good ornamental character with big and colorful lfower. 3 cultivars had only 1 lfowering stem with 80.5-122.2 cm in length, the diameter of inlforescence was 12-14 cm. The ifrst lfower’s blossom period was in mid April or early May and groups’ blossom time was 25-31 days. We could concluded that 3 cultivars ofAllium Giganteum such as Sicily, Forelock and Gladiator could be cultivated as an spring and summer lfower in Hunan.