They're easy to care for once you know their ideal conditions. There are thousands of orchid species to choose from, and the most commonly sold orchids are in the genera Phalaenopsis, Cattleya, ...

Phalaenopsis ... of problems. After the flowers have fallen off, cut the stem back and continue to water the orchid weekly. Apply a diluted liquid fertilizer and watch for a new flowering stem ...

The flowering plants can vary greatly in size, weight and color — blossoms can appear in almost every color. Phalaenopsis: Most orchid houseplants are phalaenopsis, also known as the moth orchid.