soil amendments
Showing 85–96 of 191 results
- 66%
Gypsum Powder for Mushroom Substrate (1 lb), Lab Grade, Soil Amendment (Calcium Sulfate Dihydrate), Packaged in HEPA Enclosure
Original price was: $28.90.$9.95Current price is: $9.95.
- 9%
Harris Horticultural Charcoal, Premium Biochar Soil Amendment for Plants and Terrariums, 2qt
Original price was: $10.99.$9.99Current price is: $9.99.
- 15%
Horticultural Bonsai Pumice Soil Amendment (2 LB), Supplement for Bonsai and Cactus Indoor Plants
Original price was: $19.99.$16.99Current price is: $16.99.
- 17%
Horticultural Charcoal by Perfect Plants -4qts of Plant Charcoal – Naturally Cleanses, Flushes Toxins and Excess Moisture from Containers and Terrariums
Original price was: $17.99.$14.99Current price is: $14.99.
- 27%
Horticultural Charcoal for Indoor Plants (2 Quarts), Hardwood Soil Additive for Orchids, Terrariums, and Gardening
Original price was: $14.99.$10.99Current price is: $10.99.
- 13%
Horticultural Grade Perlite – One 8 Quart Bag ~2 Lbs – Grade 1, Fine Coarseness (~1/8 Inch Particles) – Soil Amendment Additive – for Growth, Aeration & Drainage for Potting Mix
Original price was: $19.54.$17.01Current price is: $17.01.
