桂花怎么繁殖
桂花怎么繁殖,桂花可以采用以下方法繁殖:
1、扦插法繁殖
每年5~7月,剪插穗8~12厘米,下部叶全剪掉,保留上部2~3片叶,用500ppm萘乙酸水溶液快浸5秒钟,或蘸ABT生根粉,插入苗床促使生根,株行距5厘米,插后浇透水遮阳。保持温度25~28℃,相对湿度80%~90%,常向叶面喷水,保持土壤湿润。
2、压条法繁殖
春季在桂花树上选适宜的枝条,环状剥皮宽1~1.5厘米,用高锰酸钾溶液涂抹伤口消毒,压人土中1对芽或2对芽,以利生根,压人土壤后保持湿润,秋季发根后割离母株,另行栽植。
3、嫁接法繁殖
用2~3年生女贞作砧木,选优良品种桂花l~2年生枝条作接穗,进行靠接,约1个多月可成活。
桂花除观赏、绿化庭院外,还可作食品和果糖的原料。如用桂花做 堂的桂花糕、桂花糖等深受人们喜爱,桂花还可酿成桂花酒,桂花的花可 见提炼价值昂贵的芳香油,以上就是桂花怎么繁殖的内容。
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