3 Cups / 1 quart of Orchid Potting Soil Mix. Soil is packed in a resealable clear poly zip bag. Soil can be stored in the bag as long as its kept dry. Custom hand blended soil prepared in Maryland, USA from Baby Violets. Potting Soil Mix can be used for Orchid plants. 1 quart / 3 cup bag - can fill 15 (2" pots) or 9 (3" pots) or 4 (4" pots). Please note, this is an estimate and the amount may vary slightly, based upon plant stem size and root size. Soil contains 50% peat moss & 50% perlite. There are no extra additives to this potting mix and no fertilizers. The perlite (super coarse), provides extra drainage and is chemically inert and sterile. This is a lightweight, airy soil mix. Not dense, compressed or compacted. To use this mix, make sure to wet the soil completely, mix 1 cup soil with 2 cups water, add water slowly, 1/2 cup at a time, blend with fingers, mix till soil is no longer dry and is moist. Can leave soil + water mix overnight to make sure all the water is absorbed and the soil is moistened properly.* Do not re-pot the plant with dry soil, first moisten the soil mix in a separate container/tray and then use moist soil to re-pot the plant. Orchid Plant Potting Soil Mix. **This is a lightweight, airy soil mix. Not dense, compressed or compacted. **It consists of 50% peat moss and 50% coarse perlite (picture shows 20% perlite, there will be more) **This high perlite peat-based soil mix is ideal for water sensitive plants and low light growing conditions. **The perlite (super coarse), provides extra drainage and is chemically inert and sterile. **There are no extra additives to this potting mix, no fertilizers, just peat moss and perlite. **Available sizes: * 1 dry quart (3 heaped cups, 3.5 level cups) - 1 quart / 3 cup bag - can fill 15 (2" pots) or 9 (3" pots) or 4 (4" pots). The soil amount will fill an unsealed sandwich sized poly zip bag all the way to the top heaped or a sealed 1 quart size poly zip bag to the top. Please note, this is an estimate and the amount may vary slightly, based upon plant stem size and root size. **Soil is packed in a resealable clear plastic poly bag. Soil can be stored in the bag, as long as its kept dry. **Soil is hand blended fresh.