To keep them from drying out, orchids & other rare plants are potted in this moss found in bogs
... your orchids around, and supplement with artificial light to keep them 
happy ... of orchid, they can be happy growing in peat moss, fir bark, dried fern 
roots,... [DOC] [TLE] Sphagnum - Wikipedia [PAR] Sphagnum is a genus of approximately 380 accepted species of mosses, 
commonly known as peat moss.