Grow More 5121 All-Purpose Premium Orchid Fertilizer, 1.25-Pound This all-purpose Orchid fertilizer can be used as a general purpose feed for all cattleyas, vandas, dendrobiums and all other orchids year-round Recommended for all slab mounted epiphytic orchids Multiple sources of nitrogen for slagged release 20-20-20 formulation Available in 1.25-Pound jar