This THERMOROCK 2.0 cu. ft. Vermiculite is an organic, asbestos-free soil amendment that can be used to improve moisture retention and aeration in potting mixes. It helps support root structure and stimulates root growth.
- Use to improve moisture retention and aeration in potting mixes
- Supports root structure to stimulate fast root growth
- Organic soil conditioner registered with the Organic Materials Review Institute (OMRI) for earth-friendly gardening
- Certified asbestos-free for safety
- Use this calculator to determine how much product you need to complete your project: