Orchids are a great houseplant despite their fragile appearance since they are hardy, low-maintenance plants. Orchids, with their glossy, green leaves and exquisite blossoms in hues ranging from white to deep pink, are found on every continent but Antarctica. Like many common houseplants, such as African violets, they need very little attention and care to thrive. Kaylyn Hewitt, head floral designer of The Bouqs Company, says, "There are several...