Copper is an essential micronutrient in your plants production and health.
Azomite Micronized is a soil amendment that is packed full of over 70 different trace minerals to give your plants added root and stem strength. The micronized form makes it immediately available for the plants consumption.
Vermiculite is used in much the same capacity as perlite. It is a mineral essential to a plants growth, and has water and nutrient holding capacity for the plants use.