Versatile, organic vermiculite! Palmetto Vermiculite Grade A-3 is a premium, coarse particle size material meeting ASTM C516 Type 1, Grade 2 specifications. This OMRI-listed material is …

Grade 3 vermiculite has larger granules than grade 4 vermiculite which can give your soil a better texture. Grade 3 vermiculite also helps to improve aeration, water retention, and drainage. For …

The Viagrow vermiculite is a #3 horticultural grade. This grade is considered best for growing plants due to its balance of porosity, water retention, and compaction when added to soils or …

Palmetto Vermiculite Grade A-3 is a premium, coarse particle size material meeting ASTM C516 Type 1, Grade 2 specifications. This OMRI-listed material is great for organic gardenging. It is …

Organic Coarse Vermiculite for Indoor Gardening Plants and Mushrooms – Enhances Soil Aeration, Seed Germination, Rooting Cuttings – Small Packages and Bulk (Vermiculite Grade …

Enhance Growth with Grade 3 Horticultural Vermiculite for Plants. Horticultural vermiculite is permanent, clean, odorless, non-toxic, sterile and pH neutral. It will not deteriorate, turn moldy …

Viagrow Vermiculite is a natural soil amendment that promotes moisture retention and aeration in potting mixes and delivers vital elements to the plant roots resulting in better root …

Vermiculite is a mineral. Non-toxic; Asbestos free; Provides excellent heat resistance (does not burn).

GRADE 3 MEDIUM - It's aerating and water holding capacity make it a great addition to growing media - especially to a sandy mix. Vermiculite also helps in the aeration of clay soils. Can also …