Grodan Rock Wool Cube With Hole - 10 X 10 X 7.6cm

Grodan Rock Wool 8G Block With Hole - 10 X 10 X 7.6cm 

Grodan Delta Blocks are the most uniform blocks available on the market. They feature improved grooves at the base to promote better drainage

• Delta 8G blocks measure 10 x 10 x 7.6cm approx
• Premium quality rockwool
• Individually wrapped and are ideal for small plants and transplanting
• Often referred to as a 4” cube with hole
• Grooved based for improved drainage
• Can be used for direct seed or clone sowing ideal with Floraflex 4” Floracap 
• Blocks can also be placed on top of a Slab for larger growing volume
• Grodan Delta guarantees an optimum balance of air and water