Granulated rockwool can be used alone or as an amendment to organic based mixes. For example, the addition of water absorbant granulate to peat mixes at 25-50% volume increases water holding capacity and aeration, improving plant growth and shelf life.
Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft RWXA20 | Grodan
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Grodan
Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft RWXA20 | Grodan
- SKU:
- RWXA20
- Weight:
- 0.00 LBS
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