Grodan Expert 15/100 Slab, 36" x 6" x 4" Options:Grodan Expert 15/100 Slab, Single -Specially formulated to produce consistently

-Specially formulated to produce consistently plump

ideal for houseplants

Your potted plants deserve the best

Clean crops are essential to people and our planet

Grodan Expert 15/100 Slab, 36" x 6" x 4" Options:Grodan Expert 15/100 Slab, Single -Specially formulated to produce consistentlyPLEASE NOTE: THIS ITEM IS NOW 12 PER CASE. Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to support the requirement of the plant in the different plant stages. Grodan has a tremendous capacity for absorbing nutrient