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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
This is a biologically time-release formula
Lightweight and Portable
200K (Veg)
High Performance
0 PPF/Watt
Grodan Big Mama, 8" x 8" x 8", case of 18 meters-&-solutions This is a biologically time-releaseBIG MAMA is the largest block ever produced by Grodan. It is 8" square and contains over twice the amount of rockwool as the popular Hugo block. This block is big enough to grow a large plant for its entire life! When your plant outgrows its current block, just place it on top of Big Mama. BIG MAMA is solid rockwool and does not have a precut hole thus making it suitable to hold any size smaller block on top (even a Hugo).
US$ 32.99
US$ 64.95
US$ 69.00
US$ 36.95
US$ 109.00
US$ 134.99
US$ 49.95
US$ 38.95
Pay in 4 interest-free payments of $47.20 Learn more