Rockwool is an inorganic and sterile growing medium made from spun molten rock. A superior medium for rooting cuttings, rockwool provides 20% air space when saturated, and does not contain nutrients. It is recommended that rockwool be conditioned by soaking for eight hours in a pH 5.0-5.5 and then rinsing with pH 7.0 water. Water daily.
- Controlled strong truss development
- Strong flower development
- Compact plant mass
- Steered fully distributed root development
- Controlled plant development through irrigation strategy
Gro Supplies is the largest hydroponics retailer in the North East suppling indoor growing & hydroponics equipment from all the major manufacturers. If you are unable to find the product you are looking for please call us on 0191 415 3345 or pop in store which is open 7 days a week and will be more than happy to help.
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