Rockwool Grow Cubes by Grodan. Large Bag.
Small air pockets form spaces for roots to take in oxygen but still be moist. Good stuff.
Large bag will fill 23 one-gallon containers. Cubes are approximately 3/8" by 3/8" square.
Price: $40.27 / each
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— Ships from Portland, Oregon USA
For more information, please visit the manufacturer
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