Grodan Improved Jumbo (6x6x4") Stonewool Growing Block is engineered to provide optimal support for your plants throughout their growth stages. Made from molten rock spun into fine fibers, Grodan S...
Grodan Uni-Slab (9.5x8x4") is designed with advanced wetting technology, offering a wide control range for precise irrigation management. This improved stone wool slab ensures uniform water content...
The Grodan Delta Gro Blocks (4x4x4") offer a premium growing medium crafted from high-quality stone wool (rockwool), designed to optimize plant growth at every stage. Made from molten rock spun int...
he Grodan Delta Big Mama Block (8x8x8") is an improved stone wool (rockwool) growing medium, designed to support optimal plant growth through all stages. Made from molten rock spun into fibers and ...
