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 | Grodan Stonewool Delta 10 Gro-Block 4 inch x 4 inch x 4 inch w/ HoleGrodan Delta constitutes the basis for the uniform and perfectly controllable propagation of plants, the condition to be met for powerful and healthy plant growth. Each block has a virtually identical density, flexibility and sturdiness, guaranteeing...Only $8.02 |
 | Grodan Stonewool Delta Gro-Blocks Hugo 6 inch x 6 inch x 5.8 inch w/ Hole - 48 CaseThis case comes with 48 6" x 6" x 5.8" blocks. Grodan Delta constitutes the basis for the uniform and perfectly controllable propagation of plants, the condition to be met for powerful and healthy plant growth. Each block has a virtually...Only $129.21 |
 | Grodan Stonewool Big Mama Gro-Block 8 inch x 8 inch x 8 inch - 18 CaseThis case comes with 18 Blocks. Grodan Delta constitutes the basis for the uniform and perfectly controllable propagation of plants, the condition to be met for powerful and healthy plant growth. Each block has a virtually identical density, flexibility...Only $114.98 |
 | Grodan Absorbant Stonewool GranulateGranulated rockwool works great on its own or mixed with other loose media such as expanded clay rocks or coconut fiber. If planting in containers outdoors, Water Absorbent Granulate is the best medium of choice.Only $63.09 |
 | Grodan Stonewool Growcubes 2 Cu. Ft. BagGrowcubes are small loose 1/2†cubes of stonewool. Advantages are better aeration, maximum drainage so that you can hardly ever over water your plant, easy mixing with other loose media (such as expanded clay rocks or coconut fiber), lightweight...Only $33.89 |
 | Grodan Stonewool Growcubes 1 Cu. Ft. BagGrowcubes are small loose 1/2†cubes of stonewool. Advantages are better aeration, maximum drainage so that you can hardly ever over water your plant, easy mixing with other loose media (such as expanded clay rocks or coconut fiber), lightweight...Only $22.13 |
 | Grodan Stonewool Growcubes Loose BoxGrowcubes are small loose 1/2†cubes of stonewool. Advantages are better aeration, maximum drainage so that you can hardly ever over water your plant, easy mixing with other loose media (such as expanded clay rocks or coconut fiber), lightweight...Only $77.35 |
 | Grodan Stonewool Grow Chunks - 2 cu. ft. bag (Case of 3 bags)Light, airy & versatile. GrowChunks are about 3/4 inch square each and can be used in pots around blocks or alone. They are easily combined with other media, such as layering with coco fiber or clay pellets. They can also be combined with soil for added...Only $107.21 |
 | Grodan ParGro Quick Drain Plug 1.5 x 1.5 x 1.5inOur Pargro line has been modified to be the driest value-priced Rockwool on the market. Pargro is the leader among affordable horticultural Rockwool. There are other brands that offer the same low price, but you end up sacrificing quality. Not with Pargro!...Only $119.43 |