Question: do orchids grow on trees?
Answer: A tiny orchid trained to grow on a piece of bark. Growing media: Terrestrial orchids, such as paphiopedilums and some cymbidiums, grow in soil. But most tropical orchids are epiphytes, which means that they grow in the air, rather than in soil. ... Some epiphytic orchids can also be wired onto slabs of tree fern or cork.