Grodan Rockwool growing cube 150x150x142mm ø40mm

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47246006
8711698792949
2 Items
€2.70
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Rockwool is used by professionals and amateurs alike, rockwool cubes have the particularity of being cheap, reusable and sterile.

Advantages:
Better root oxygenation
Good retention of water and therefore nutrients
Prevents rotting
Avoids problems due to transplants.
Practical for hydroponic systems

Mineral wool
DM (dry matter) – 99%
Conductivity – 0.01mS/cm
Water retention capacity – 690ml/L
pH – 7.7
Volume: 150*150*142mm
Hole diameter 44mm

47246006
2 Items

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