Orchid Bark $3.99 Orchid Bark - 1.5 L - $3.99 Orchid Bark - 3 Litre - $7.99 Orchid Bark - 10 Litre - $14.99 Orchid Bark - 2 Cubic Foot Bag - $54.99 Quantity ${{amount}} This variant is currently sold out For growing orchids and other epiphytes. Bark provides excellent drainage and aeration, which are two requirements of growing orchids.