Grodan Gro-Block Improved Large 4 GR10 w/ hole (4x4x4) (PRO-unwrapped) Sprinklers and adjustable tilt clear stagnant

and adjustable tilt clear stagnant hot spots around the canopy

500 packets ship loose

375" Footprint: Lies flat under a lid without taking volume that would otherwise hold product

*Clay pebbles should not be used alone as there is not enough capillary action in the clay pebbles to draw the water high up into the pot

with a recommended concentration ratio of 0

Grodan Gro-Block Improved Large 4 GR10 w/ hole (4x4x4) (PRO-unwrapped) Sprinklers and adjustable tilt clear stagnantGrodan Gro Block Improved Large 4 GR10 w hole (4x4x4) (PRO unwrapped) This comes in 6 strip, 24 strips per case. That is 144 blocks! Welcome the Grodan Gro Block Improved Large 4 GR10, a pinnacle of innovation in the realm of horticulture. Seamlessly merging technology with nature's demands, this block has been crafted to cater to the discerning needs of professional growers. Advanced Density & Hydrophilic Integration: Every Grodan Large 4 GR10 is a