Grodan Gro Block Improved Large 4"x4"x4" GR10 w/ hole Case/144

Article number: RDM10C
Availability: In stock
Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.
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