Stonewool is recognized the world over as an ideal hydroponics growing medium. Seeds or cuttings are started in these larger Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can also be planted directly into containers for soil gardening. Pictured is a strip of six 4"x4"x2.5" Gro-Blocks, each with pre-formed holes. Grodan stonewool is known for its quality, consistency and performance.Cube Size: 4" x 4" x 2.5" with hole
Case includes 36 slabs or 216 cubes.
Made in Denmark since 1969, Grodan stonewool is known the world over for its quality, consistency, ease of use and performance. Seeds or cuttings are started in these large Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can also be planted directly into containers for soil gardening. Pictured is a strip of six 4"x4"x4" Gro-Blocks, each with pre-formed holes.Cube Size: 4" x 4" x 4" with hole.
The slab includes 6 cubes.
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 hole to insure easy seed or cutting placement. Gardeners simply wait for plant roots to penetrate the bottom of each A’Ok Starter Plug before transplanting them into a larger stonewool cube or block. Grodan stonewool is known for its quality, consistency and performance. Pictured are 2 slabs of 98, one-and-a-half-inch plugs
Cube Size: 1.5″ x 1.5″ x 1.5″
The slab includes 98 cubes.
Stonewool is recognized the world over as an ideal hydroponics growing medium. Seeds or cuttings are started in these larger Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can also be planted directly into containers for soil gardening. Pictured is a strip of six 4"x4"x2.5" Gro-Blocks, each with pre-formed holes. Grodan stonewool is known for its quality, consistency and performance.Cube Size: 4" x 4" x 2.5" with hole
The slab includes 6 Cubes
Stonewool is recognized the world over as the ideal hydroponics growing substrate. Seeds or cuttings are started in these Grodan Gro-Blocks and, once rooted, the blocks are transferred to a larger stonewool slab. Gro-Blocks can be planted directly into containers for soil gardening as well. Pictured is a strip of eight 3" x 3" x 2.5" Gro-Blocks, solid with no holes. Grodan stonewool is known for its quality, consistency and performance.Cube Size: 3" x 3" x 2.5" No hole.
The slab includes 8 cubes.
