小叶榕树树叶变黄是什么原因

2025-03-21 09:58:20
推荐回答(5个)
回答1:

1、施肥较少,缺少营养。
2、浇水过多。千万不要保持盆土湿润,如果下部托盘内有积水更不行!
除夏季高温期或室外养护需要保持湿润外,室内养护必须在表土干燥后再浇水!
3、光照有关。榕树长期放在阳光不能直射的位置,就会出现枯叶、落叶现象!
4、病虫害。长期放在有空调或暖气的房间内,空气干燥又不通风,有“介壳虫”或“红蜘蛛”危害。只要喷专杀药剂防治,就可完全彻底消除,如杀扑磷、毒死蜱等防治介壳虫;三氯杀螨醇、尼索朗等防治红蜘蛛。

回答2:

榕树本身是室外植物,如放室内出现黄叶现象是因为环境不适应,应常搬至室外光线、通风条件好的环境养护

回答3:

榕树盆景是具有生命力的象征的造型景观,因此维护其生命生长的延续就成了维护管理的必然目的。必须在日常维护中对其进行浇水、施肥、修剪、病虫害防治等。

榕树盆景,一般应放置在通风透光处,要有一定的空间湿度,阳光不充足,通风不畅,无一定空间湿度,可使植株发黄、发干,导致病虫害发生,直至死亡。榕树主要分布于我国南部以南各地区,主要商品产地福建漳州,喜酸性土,属非耐寒性植物,在北部地区,一般冬天还要进入温室维护管理

回答4:

应加强通风,放在阳光可以照射到的地方!

回答5:

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