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仙克兰浇水后为何叶子发黄

更新时间: 2020-07-04 00:00:00     

仙克兰发黄掉叶的原因:

1、水黄 ,盆土积水久湿,造成土壤缺氧,使部分根系腐烂、吸水、吸肥能力减弱。发生此种情况应进行松土,控制浇水,停止施肥,重者可脱盆,置阴处吹干土球后再上盆。

2、肥黄, 由于施肥过多或浓度过大,尤其是偏施氮肥而引起的叶黄,此时应停止施肥并适当增加浇水量以冲淡养分,盆花肥水不足或棵大盆小,盆内根系衰老或过密,也会使花卉植株的叶片变薄,变黄,此时应换盆换土,通常在雨水到立夏时进行。

关键词: 浇水 为何 叶子 发黄

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