Grodan Rockwool Cubes 4 x 4 x 2.5
Otherwise known as 4″ Large hole
6 Pack is wrapped in plastic like picture
- Effortless start-up of propagation
- Uniform WC and EC distribution
- Easy WC management
- Excellent root growth throughout the block
- Greater firmness for better handling
In-store, curbside or delivery!
- Private parking & loading area around back
- Discreet package & labeling on all deliveries
- Minimum 1-year warranty on all products
Grodan Rockwool Cubes 4 x 4 x 2.5 are cubes of stonewool (rockwool) that have a grooved base. Promoting drainage to avoid root rot. Grodan Rockwool is pH neutral. Making it easy for you to maintain the ideal hydroponics pH value of 5.5 – 6.5. Each gro-block is wrapped in white plastic, For shape stability. Rockwool Cubes have evenly distributed air pores that encourage your plants root growth throughout the entire block.
3" 8 Pack, 3" Case, 3" Case No Wrap, 4" 6 Pack, 4" Case, 4" Case No Wrap
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