![1 inch Grodan half sheets stacked 200 plugs total](http://www.thehydroponiccity.com/cdn/shop/products/1aok200_56cdc9ad-b818-4391-903e-3adf1dfe8196_996x700.jpg?v=1645563916)
1" A-OK Rockwool Starter Plugs - 2 Sheets of 100 Plugs (200 Plugs Total)
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$18.99
- Made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs
- Has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth
- Seedlings or cuttings started in the Grodan cubes can also be transplanted into more traditional planters and growing mediums