浇水的原则通常是不干不浇,浇必浇透。但如何正确判断盆土的干湿程度呢?这里介绍一种简便易行的方法: 在给盆花换土时,盆土中总会夹杂一些草籽,它们在盆中的深浅不一。一般情况下,我们要把这些小草清除掉,但同时不妨有意识地留下几株,通过观察它们的长势,来判断盆土的干湿程度。当发现根浅的小草开始枯萎时,表明表层盆土较干,这时切勿马上浇水。当发现根系较深的小草也开始枯萎时,表明 The principle of watering is usually not dry, pouring must be drenched. But how to correctly judge the wet and dry degree of basin soil? Here is a simple and easy way: When replacing the soil with potted plants, there are always some grass seeds mixed in the basin soil, varying in depth in the basin. Under normal circumstances, we want to get rid of these grass, but at the same time may wish to consciously leave a few strains, by observing their growth, to determine the degree of wet and dry basin soil. When you find the roots of grass began to withered, indicating that the surface basin soil dry, then do not immediately watering. When we found that deep roots of grass also began to wilt, said