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菊花在生长过程中常出现黄叶、脱叶现象，主要是肥水不足，植株生长减慢；盆土过湿，施肥过量；施肥时将肥液溅到叶片上，沾污叶片；以及病虫害侵袭等造成的。预防菊花黄叶、脱叶的方法主要是： 一、浇水要适时适度 掌握盆土干则浇，不干不浇，浇则浇透。夏季气候炎热，盆土易
Chrysanthemum often appears in the growth process yellow leaves, defoliation phenomenon, mainly lack of fertilizer and water, plant growth slowed down; Pentu too wet, excessive fertilization; fertilizer fertilizer splashed leaves, stained leaves; and pests and diseases caused by invasion of. Prevent chrysanthemum yellow leaves, the main method is to defoliate: First, watering timely and appropriate grasp of potting soil is poured, do not do not pour, poured pouring. Summer climate is hot, basin easy