BX - general purpose

PRO-MIX® BX offers a solution for growers seeking the benefits of added vermiculite for improved nutrients availability and a perlite content providing limited but proper drainage capacities. Combine with high quality fibrous peat moss, this formulation is ideal for growers looking for a general purpose medium which creates a well balance growing environment.

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Usage Guidance


  • Annuals
  • Perennials
  • Foliage plants
  • Potted flowering plants
  • Young plant propagation
  • Vegetables transplant
  • Greenhouse vegetables
  • Indoor gardening


  • This product answers the needs of most growing applications
  • Light-weight, low bulk‑density
  • High water-holding capacity
  • Vermiculite improves nutrient retention


  • VeriFlora® is an agricultural sustainability certification and eco-labeling program recognized as the gold-standard in the floriculture and horticulture industries.



  • Improves fertilizer uptake; reduces fertilizer costs
  • Increases plant's resistance to stresses; reduces maintenance costs
  • Optimizes results without changing growing practices
Ed Bloodnick Director, Grower Services

Advice from our specialist

PRO-MIX® BX continues to be the most popular growing medium and the most recognized by commercial growers.  It has a high water holding capacity and provides good structure for developing root systems.  A balanced starter nutrient charge helps transplants acclimate to their new rooting environment for fast root development.  This formulation is perfect for the new or well established grower for uniform and predictable plant growth. 

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Training center


  • SPHAGNUM PEAT MOSS (75-85%) ?

    Canadian Sphagnum peat moss is a natural, organic matter that comes from a peat bog. This primary resource is carefully harvested by vacuum harvesters. Peat moss comes in various fibrosity and levels of decomposition. Once carefully graded, peat moss assures that qualities of each grade are optimized for based on grower and uses for a final product reaching high quality requirements.


    Perlite is an alumino-silicate ore of volcanic origin. The raw ore is crushed, graded and screened in various particle sizes. Perlite has a high total-porosity and improves drainage and air porosity.


    Vermiculite is an expanded aluminum-iron, magnesium silicate mineral ore that is mined throughout the world. Vermiculite has a high total-porosity and has good nutrient-holding ability.


    Used to adjust pH to optimum range. Also a source of Calcium and Magnesium.


    A wetting agent is a substance that reduces the surface tension of water, allowing water to penetrate and uniformly wet growing media.

  • MYCORRHIZAE™ PREMIER TECH (Glomus intraradices) ?

    A Biological Growth Enhancer that increases the yield of flower, fruit and vegetable plants by extending the root system to acquire the most of available nutrients in the soil. Mycorrhizae also improve resistance to root diseases and stresses.

Documents and specifications

Code Format Units per pallet Weight
10281RG 2.8 cu ft Loose 57 25 - 35 lb
10381RG 3.8 cu ft Comp. 30 60 - 75 lb
10551RG 55 cu ft Comp.* 2 800 - 1050 lb
10801RG 80 cu ft Loose 2 700 - 850 lb
11351RG 135 cu ft Comp. 1 2200 - 2700 lb
* West only
Format 2.8 cu ft Loose
Units per pallet 57
Weight 25 - 35 lb
Format 3.8 cu ft Comp.
Units per pallet 30
Weight 60 - 75 lb
Format 55 cu ft Comp.*
Units per pallet 2
Weight 800 - 1050 lb
Format 80 cu ft Loose
Units per pallet 2
Weight 700 - 850 lb
Format 135 cu ft Comp.
Units per pallet 1
Weight 2200 - 2700 lb
Format * West only
Units per pallet