天气预报 > 其他 > 栀子花开的很好什么就不开花
栀子花开的很好什么就不开花
更新时间: 2020-07-06 00:00:00  

水肥不当。栀子花生长期间,水肥过量,引起枝徒长,营养物质多用于营养器官生长上去了,繁殖器官缺乏养分,影响花芽形成,导致不开花或开花很少,即使能开花,也易落花、落蕾。这种现象多生在施氮肥过多,而又缺乏磷肥的情况下,由于磷肥不足,就会影响花芽形成。因此在花芽分化期要注意增施含磷肥较多的花肥或0.2%磷酸二氢钾溶液,则有利于花芽的形成和孕蕾。孕蕾期施肥过浓,浇水忽多忽少,易造成落花落蕾,花卉生育期,缺肥少水,植株生长不良,瘦弱矮小,也易造成开花少或花朵小而花质差,光照温度不适宜。栀子花夏季喜半阴,冬由于花卉原产

关键词: 栀子 什么 开花

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