Therm-O-Rock Perlite provide excellent moisture retention & aeration qualities when combined with other soil materials. It supports root growth with a rich nutrient mixture that is slowly released as plants grow.
Suitable for hydroponic greenhouses, Therm-O-Rock Perlite is ideal for root cutting, is easy to handle & load, prevents soil compaction, and promotes strong root development.
Find high-quality perlite available in bulk at American Horticultural Supply.