RedRock Grow Block w/ 42/40 Hole Case


4-Inch x 4-Inch x 4-Inch (10x10x10cm)
20 Cases/Pallet (2,880 blocks)

Commercial grade 4 inch stonewool starter blocks manufactured in North America.

  • Our Stone wool starter blocks are sourced and manufactured in North America
  • Wetting agent ensures nutrients are immediately plant available
  • The high fiber density of the stone wool starter blocks makes better use of water and fertilizers while allowing dry back
  • Our stone wool starter blocks are priced for commercial agriculture production
  • Sizes available for any crop
  • RedRock stone wool starter blocks are processed in Canada
  • This white label product was sold to the largest cultivators in North America for years and is now available to you

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