Northern Lights Gardening

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GRODAN STONEWOOL EXPERT GRO-SLAB

Gro-Slabs provide the final stage for growing a spectacularly large plant. Transplant your Gro-Block plant onto a slab just like professional growers. They come in clearly marked biodegradable UV resistant sleeves for comfortable handling and algae prevention.

  •  Slabs are 3" Deep x 36" Long and are available in  6" and 8" Widths.
  • 6" x 3" x 36" (15/75)
  •  8" x 3" x 36" (20/75)

More details

Online Price : $6.70

Store Price : $7.44


  Size
  6"
  8"

About our Pricing (Online vs. In Store)

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Gro-Slabs provide the final stage for growing a spectacularly large plant. Transplant your Gro-Block plant onto a slab just like professional growers. They come in clearly marked biodegradable UV resistant sleeves for comfortable handling and algae prevention.

  • Vertical fibers for faster drainage; best for hobbyists.
  •  Slabs are 3" Deep x 36" Long and are available in  6" and 8" Widths.
  •  6" x 3" x 36" (15/75)
  •  8" x 3" x 36" (20/75)

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Accessories

  • GRODAN STONEWOOL A-OK STARTER PLUGS $12.29
    GRODAN STONEWOOL A-OK STARTER PLUGS

    A-Ok Starter Plugs are for starting seeds and rooting of cuttings prior to plugging into the larger Gro-Blocks. A-Ok plugs come labeled with instructions in a shrink-wrapped sheet that fits standard 10x20 tray (flat). >> Add to cart

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