Small Black Lava Rock 1 Cubic Foot Bag -

1 Cubic Foot Bag - Good for 6-12 Plants

Disease Resistance

Typical Heavy Metal Analysis: This is not a Guarantee

A Note on Rock Types: While various rock types can be used for remineralization

It is not necessary once the product is diluted to a solution

Small Black Lava Rock 1 Cubic Foot Bag -Beautiful Small Black Lava Rock looks like small medium perlite and is much better. This small black lava rock comes with black lava rock powder in it and will add to the minerals in your soil Last longer than perlite, works like perlite, and provides minerals. Lava Rock will not shift and float to the top of your container like perlite.