花盆底部的排水孔有什么作用？

If you choose to water from the top, be sure to soak the soil thoroughly and allow the excess water to drain through to the saucer. Then empty the saucer. Do not allow the pot to sit in a saucer of water.

室内基质盆栽；不同品种需分别确认需水，不采用水处理、吸水聚合物建议或统一浇水周期。

Don't see any drainage holes? Then it is also time to repot into a container that has drainage holes.

普通室内基质盆栽换盆；不移植消毒配比、撕根和统一盆径增量到所有品种。

Do not over water the plants as the container will be waterlogged and the roots will lack oxygen leading to poor growth and eventually, perhaps, the plant's death.

容器植物一般原则；原文开头每日浇水与后文无固定规则存在表面张力，本文以物种与实际湿度判断，不采用每天浇。

Contrary to popular belief, a layer of gravel in the bottom of a pot does not facilitate better drainage. It actually can do the opposite.

普通室内基质盆栽换盆；不移植消毒配比、撕根和统一盆径增量到所有品种。

water tends to flow through the pot in the space between the pot and media leaving the media dry.

容器植物一般原则；原文开头每日浇水与后文无固定规则存在表面张力，本文以物种与实际湿度判断，不采用每天浇。