Grodan Delta 7.5x7.5x6.5cm With hole of 40mm - 384Pcs

Characteristics of rock wool cubes

These Grodan Delta rock wool cubes measure 7.5x7.5x6.5cm. They have a central hole of 40 mm designed to accommodate 4 cm cubes during transplantation. These cubes are perfectly suited for hydroponic cultivation due to their excellent water retention and ability to aerate the roots.

They promote rapid germination and optimal root development. Ready to use, they are suitable for seedlings, cuttings and transplanting.

Number of cubes: 384 pieces