10L Organic Vermiculite Coarse Grow Media - Orchids Hydroponics Terrariums by Cz Garden Supply (10 Liters Course Grade)

Cz Garden Coarse Vermiculite is 100% natural, inert, pH-neutral, clean and at the same time, decorative. Potting media for Orchids - Used alone or in combination with coconut husk chips, bark, charcoal or other orchid media, Vermiculite porous structure provides excellent moisture retention around roots while its ability to act as a water reservoir will be appreciated by your orchids when water is needed. The size is perfect for medium to large Cattleyas and Laelias. Hydroponic/Hydroculture media - The capillarity and the structure of vermiculite ensures good root aeration and prevents rotting, excess acidity and soil pests.