The amaryllis flowers are beautiful and shaped like a trumpet. The flower needs a warm temperature for good growth. People who live in warm areas can grow the amaryllis bulb in an outdoor area. If you live in a cold area, you must grow the bulb indoors in pots. The bulb gives big sized flowers in the fall season. This article gives you some tips for growing amaryllis bulbs in an indoor area. The bulb needs a well-drained soil. You should add a fertlizer when the leaves start growing. Cut off the yellow leaves. If you buy pre-potted bulbs, you should water it with lukewarm water. Following is a detailed guide on how to grow amaryllis bulbs indoors.