Orchid Potting Mix Orchid Bark, Mix Pine Bark and Perlite, Good Drainage and Water Retention (4 Quart)Brand: Doter Features: 100% Organic Material All Natural All of orchid mixes are organic without any unnatural or synthetic additives. Long Lasting and Ventilated Mixing large and small grains of bark with perlitecontributes to proper potting, aeration, and root growth, and last a long time without breaking down. Suitable for Multiple Types of Orchids Cattleyas, Phalaenopsis, Dendrobiums, Paphiopedilums, Oncidiums, and All Epiphytic Orchids. Great for