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Cultiwool- Big Daddy Block 8″ X 8″ X 8″

£7.00

Made in Denmark since 1969, Grodan rockwool (also called stonewool) is widely recognized as the ideal soilless substrate. For any growing application, rockwool offers speed, ease of use, and cleanliness. Rockwool is an alternative to coco coir and expanded clay for hydroponic applications.