RedRock Grow Block w/ 42/40 Hole – 15x15x10cm

Commercial grade Stone wool grow blocks manufactured from high-grade US made raw material.
  • Stone wool grow blocks are made in the USA
  • Wetting agent ensures nutrients are immediately plant available
  • The high fiber density of the Stone wool grow block makes better use of water and fertilizers while allowing dry back
  • Our Stone wool grow blocks are priced for commercial agriculture production
  • Sizes available for any crop
  • RedRock grow 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
42/40 Hole – 15x15x10cm – 6-Inch x 6-Inch x 4-Inch