Vermiculite 4cf

Vermiculite Grade A-3. When processed in special furnaces, the mineral exfoliates (or expands) in the accordion-like layered particles familiar to many as a part of soil less growing mixes. The processed product is sterile, permanent, odorless and non-toxic. it has the highly desirable characteristic of being lightweight and the capability of moisture and nutrient retention. For use in seed germination, rooting cuttings, outdoor transplanting as well as bulb and tuber storage. Common uses include seed germination, rooting cuttings, outdoor transplanting as well as bulb and tuber storage.

Vermiculite Grade A-2 is a premium, medium/fine particle size material meeting ASTM C516 Type 1, Grade 3 specifications. The material is widely used as a component of growing media for growers.