Grodan® Gro-Wool™ Absorbent Granulate Ducting and operate for only pennies

and operate for only pennies a day

Cylinders and pistons are made of premium materials

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium

Achieve optimal conditions for steady

Grodan® Gro-Wool™ Absorbent Granulate Ducting and operate for only penniesGrodan Gro Wool Absorbent Granulate This item is available for local pickup only due to oversize. Granulated rockwool works great on its own or mixed with other loose media, such as expanded clay rocks or coconut fiber. If planting in containers outdoors, water absorbent granulate is the best medium of choice. Can be used alone or with other media to customize water retention Retains up to 20 times it's own weight in water