Vermiculite allows growers to create a grow media that promotes healthy, profitable crops.• Coarse vermiculite improves soil's ability to nourish plants by improving its water retention and aeration.• Vermiculite is a natural mica mineral that expands under extreme heat.• Loosens soil, allowing root...

Horticultural grade Vermiculite has become a mainstay as a component of soil less growing mediums, as a soil amendment and in many other horticultural uses. 4 cubic foot bag. Vermiculite has the excellent property of improving soil aeration while retaining the moisture and nutrients necessary to fee...