Viastone, an incredibly resourceful growing material, is derived from clay. Clay itself is renewable and plentiful making ViaStone a premium growing medium due to its ecologically sustainable quality. Use ViaStone virtually anywhere: the greenhouse, in propagation systems, for outdoor gardening, around shrubs & trees, as compost aeration, or as a hydroponic growing medium. • pH neutral, porous, lightweight, and reusable • Helps increase yield quality & quantity
