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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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WHILE SUPPLIES LAST

Frost Cloth

  • Shielding crops from frost damage in late fall
  • Stimulating the growth of cool season annuals that are overwintered
  • Providing frost protection for crops in early spring
  • Inhibiting garden pests such as squirrels and insects from eating newly-sprouted seedlings
  • Shielding newly planted seeds from birds or other predators
  • Keeping soil moist to increase germination rates