Experience superior plant growth with Grodan Improved Mini Gro Blocks (1.5x1.5x1.5"), now available in a convenient 45 pack. These mini blocks feature a new density and hydrophilic technology, ensu...
Grodan 1.5" Round Macro Plugs are the perfect solution for achieving optimal germination and robust root development. Made from premium stonewool, these macro plugs start as basalt rock and chalk, ...
Grodan Stonewool A-OK Starter Plugs (1.5") are designed to provide the ideal environment for seed and cutting propagation. Made from molten rock spun into fine fibers and compressed, these plugs of...
Grodan Cress Plate is the thinnest stone wool product available, measuring just 0.3 inches. It's perfect for growing microgreens and micropropagation of plants like arugula, chives, mizuna, basil, ...
Grodan Improved Hugo (6x6x6") is a premium stone wool growing block designed for superior plant growth and health. Made from molten rock spun into fibers, Grodan Stonewool offers unmatched nutrien...
The Grodan Delta Gro Blocks (4x4x2.5") offer a superior growing medium made from high-quality stone wool (rockwool). Created from molten rock spun into fibers and compressed into various forms, Gro...
