Take the earth in a small flowerpot to twist with finger, if become pulverous state express to should water bamboo, if cannot twist, that still need not water temporarily.

• 拿一小块花盆里的土用手指捻捻，假如成粉末状了就表示该给竹子浇水了，假如不能捻开，那就暂时还不用浇水。