Description
- Rockwool grow blocks are made in the USA
- RedRock rockwool grow blocks are priced for commercial agriculture production
- Wetting agent ensures nutrients are immediately plant available and high fiber density makes better use of water and fertilizers while allowing dry back
- Each block measures 6-Inch x 6-Inch x 5.3-Inch with 42/40 Hole
- Each order comes with a Twin Canaries Chart
Full description not available
