The CubeCap enables you to naturally and efficiently minimize Algae, Fungus Gnats and their root eating Larva found on Rockwool and Coco growing blocks.
The Uni-Slab combines all the benefits of Grodan’s traditional slabs with the versatility of a block.
Grodan Stonewool is a proven hydroponics growing medium preferred by garden enthusiasts everywhere. This 36 in. x 8 in. x 3 in. Delta Slab is pe...
Made in Denmark since 1969, horticultural stonewool is widely recognized as an ideal growing substrate. Each Grodan A'Ok Starter Plug has a pre-formed...
Three strips of 15 wrapped Mini-Blocks - 45 total blocks each measuring 1.5 in. square.
Stonewool is a state-of-the-art growing substrate preferred by hundreds of hydroponics gardeners. Seeds or cuttings are started in these Grodan Mini-B...
Stonewool is recognized the world over as the ideal hydroponics growing substrate. Seeds or cuttings are started in these Grodan Gro-Blocks and, once ...
This is a strip of eight 3 in. x 3 in. x 2.5 in. Gro-Blocks, each with pre-formed holes.
Stonewool is recognized the world over as an ideal hydroponics growing medium. Seeds or cuttings are started in these larger Grodan Gro-Blocks and, on...
This is a strip of six 4 in. x4 in. x 3 in. Gro-Blocks, each with pre-formed holes.
Known for its quality, consistency and ease of use, high-performance Grodan stonewool is used by hydroponics gardeners the world over. Seeds or cuttin...
Stonewool is recognized the world over as a dependable hydroponics growing medium and Grodan stonewool in particular is known for its quality, consist...
Grodan Stonewool is a proven hydroponics growing medium preferred by garden enthusiasts everywhere. This 36 in. x 6 in. x 4 in. Delta Slab is pe...
Europonic Rockwool Conditioner is a pre-conditioner that adjusts and stabilizes rockwool for maximum nutrient uptake.
Europonic Rockwool Conditioner Gal.Europonic Rockwool Conditioner is a pre-conditioner that adjusts and stabilizes rockwool for maximum nutrient uptak...
The largest block ever produced by Grodan, the Big Mama™ measures 8 in. x 8 in. x 8 in. and contains well over twice as much wool as the popular Hugo block.
Easy to use and environmentally friendly, Grodan growcubes provide plant roots with a stable foundation and an excellent balance of air and water.
Dual-purpose Sunleaves Block Covers reflect light back towards plants in addition to protecting them from algae growth. Black on one side, white on th...
Perfect for rooted cuttings. Same great product with new packaging. Now 50 Macro Plugs in gold foil bag that can be hung up.
The Cube Cap enables you to naturally and efficiently eliminate algae, fungus gnats and their root eating larva found on rock wool and coco growing blocks.