About This

• Grade 1 Vermiculite, very fine, Particles: 1 mm (.04") down, Density: 5 - 9 lbs per cubic ft
• Works great for spill cleanup or horticulture use, very absorbent. For Knifemaking, it is used to normalize forging steels and it does not burn so it provides excellent heat resistance.
• Fine vermiculite provides effective moisture retention as well as great aeration to the plant soil, thus increasing root growth. The granules size is 1-3mm, perfectly suited for your plotting needs.
• You choose between 4 quarts, 8 quarts or 20 quarts. 4 and 8 quarts are shipped in plastic zip bag, 20 quarts are shipped in a plastic bucket.
• Unlike humus and coconut shells, our vermiculite for plants is not easily decayed and can exist in the soil for a long time, so it can still be used for many years without worrying about waste.