Rockwool Grow Cubes by Grodan. Medium Bag.Small air pockets form spaces for roots to take in oxygen but still be moist. Good stuff.Cubes are approximately 3/8" by 3/8" square.
Price: $23.31 / each Estimate Shipping · Price Match
List Price: $24.95 You Save: $1.64 (6.6%)
— Ships from Portland, Oregon USA.