推荐回答(2个)
鸿运当头发了新芽可以剪去老植株。
鸿运当头一生只开一次花,开花时间会有三个月,它的花期是在春末至夏初的时候,所以鸿运当头的花修剪时间是在夏末初秋的时候,要选一个阳光明媚的温暖天气进行修剪。有枯萎迹象的花都得从花径部全部剪掉,不能只剪掉花叶子,不全部剪掉。
叶子发黄也要剪掉,更为美观,对于鸿运当头也更加健康。接着要进行分株,挖出来可以看见已经分株的小芽,掰下来分株以后才会再开花。分株也要确保一株一花盆,营养才供的上,花盆不用太大但也不能太小。

分株繁殖
把鸿运当头脱盆,用刀切开母株与新芽的连接部位,注意要一刀切下,这样伤口平整好愈合,切好后用高锰酸钾消毒或者用草木灰涂抹消毒,然后放在阴凉通风处,等伤口自然风干以后直接上盆养护。
鸿运当头新芽上盆养护:鸿运当头上盆以后不能浇透定根水,在叶片和盆土表面喷水保湿就行,然后搬到半阴通风环境缓苗,鸿运当头生根慢,要一个月左右,缓苗期间不要浇水,什么都不用做,等生根以后正常养护就行。
你好,可以,但是最好移栽。因为开完花的鸿运当头如果你去掉母株(开花的主体),那个母株本身已经一点用也没有了,只会消耗营养。新发的小苗不移出以后长大后也是歪的影响生长和再次开花。如果你把发出的长到10厘米左右的仔苗移出重新栽更有利于新苗的生长和开花。
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