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Perlite

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.

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