HP-W High Prosity
HP-W High Prosity

HP-W High Prosity

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HP-W is a high porosity growing medium ideal for indoor/outdoor growing where nutrients and amendments are needed. All materials are Canadian sourced with high-quality sphagnum peat moss and perlite. Yucca is added as an organic wetting agent and by pairing it with the Mycorrhizae inoculum it provides optimum nutrient delivery to the roots.


  • Use: indoor, outdoor, greenhouse
  • Great for growing annuals, perennials, vegetables, fruits, potted plants
  • All ingredients are organic certified and highly sustainable to help protect the environment


  • Dimensions: 11x18x25 inches
  • Weight: 56 lbs
  • Volume: 3 cuft compressed
  • Loose volume: 34 gallons, 127 liters


Canadian sphagnum peat moss, perlite, mycorrhizae, dolomite lime, yucca.