Grodan Rock Wool Cubes - 10 X 10 X 7.6cm - Pack Of 64 3750-14 190 and 220 microns

190 and 220 microns

Please note that the clay balls featured in the photo do not come with the product

It extracts nutrients from roots

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Grodan Rock Wool Cubes - 10 X 10 X 7.6cm - Pack Of 64 3750-14 190 and 220 micronsGrodan Rock Wool 8G Block 10 X 10 X 7. 6cm Bulk Pack Of 64 With Hole Insert 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