Water thoroughly until you see water draining out of the holes at the bottom of the pot. Let the excess water drain completely, and empty the bottom saucer so the plant’s roots are never sitting in stagnant water. Related ArticlesDo indoor plants need drainage holes in their pots?How do I know if my plant has outgrown its current pot?What type of soil or potting mix should I use?Orchid Plant (Potted Phalaenopsis)