The top-heavy blooms of Dendrobium orchids often require staking. With more than 1,000 species included in this large orchid genus, the Dendrobium orchids defy easy categorization.

A large number of species within the Catasetum genus are known for their unusual waxy flowers. If your Catasetum orchid leaves begin to yellow and drop off, do not despair; this deciduous orchid loses its leaves naturally during winter dormancy.

Commonly known as moth orchids, the species in the Phalaenopsis genus are ideal orchids for beginners, since they tolerate clumsy repotting efforts, and bloom on and off throughout the year.

Cymbidium orchids, commonly known as boat orchids, may have small flowers compared to some orchid varieties, but their multiple flower spikes ensure a satisfying display.