天气预报 > 其他 > 扶桑花剪枝泡水可以繁殖吗
扶桑花剪枝泡水可以繁殖吗
更新时间: 2020-10-25 00:00:00  

扶桑花有两种繁殖方式:

1、扦插:在5-10月进行,冬季在温室内进行,但以梅雨季节成活率高。插条以一年生半木质化的最好,长10厘米,剪去下部叶片,留顶端叶片,切口要平,插于沙床,保持较高空气湿度,室温为18-21℃,插后20-25天生根。也可泡水,但需经常更换。用0.3%-0.4%吲哚丁酸处理插条基部1-2秒,可缩短生根期。根长3-4厘米时移栽上盆;

2、嫁接:在春、秋季进行。多用于扦插困难或生根较慢的扶桑品种,尤其是扦插成活率低的重瓣品种。枝接或芽接均可,砧木用单瓣花扶桑。嫁接苗当年抽枝开花。

关键词: 扶桑 剪枝 可以 繁殖

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