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Grodan 36/40

Rockwool Plugs
Grodan

Grodan rockwool is an excellent quality stonewool substrate with a very high water holding capacity. Rockwool is absolutely free of disease, salts, and weed seeds.

Price: 98/sh - $14.95 | 30cs - $369.95

Grodan 40/40

Delta Blocks

Grodan rockwool is an excellent quality stonewool substrate with a very high water holding capacity. Rockwool is absolutely free of disease, salts, and weed seeds.

Price: 45/sh - $9.95 | 2250/box - $360.95

Grodan DM 4

Grodan Rockwool:
DM 4 3 in. x 3 in. x 2.5 in. blocks with large hole.

Price: cube - $0.65 | 384/cs - $199.95

Grodan DM 6

Grodan Rockwool:
DM 6 (4 in. x 4 in. x 2.5 in) blocks.

Price: cube - $0.85 | 216/cs - $169.95

Grodan Expert Slabs

Expert Slabs
Grodan

• Single season slab has a vertical fibrous structure that

results in a firm slab with excellent watering control

Price: 6" slab - $7.95 | 8" slab - $8.95