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Grodan Granulate Bag - 20KG | For Progagation & Hydroponic Systems

SKU: SUBS30304
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$249.95
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Grodan Granulate is an ultra-clean, sterile substrate for hydroponic production. Granulate rockwool can be effectively used in recirculating or run-to-waste systems and has a very high water holding capacity. Grodan Granulate is compressed into a 20kg bale, but makes around 140L of growing medium.

In The Box

  • [1] x Grodan Granulate Bag - 20KG
  • Inert, sterile medium designed for horticulture
  • Care should be taken when handling rockwool by wearing gloves and mask
  • Suitable for a variety of hydroponic system designs
  • Very high water holding capacity (retention)
  • Can be mixed with other substrates to achieve desired moisture holding capacity. 
  • Perfect for large operations.