Organic Potting Soil


A custom blend of our aged forest products,          Miller-gro fiber, Sphagnum peat moss, and perlite.

We also pre-blend our Miller's A to Z Mix with humates, mycorrhizae, along with over 70 minerals, nutrients, and vitamins and earthworm castings for optimal rowth and success.


  • Indoor and Outdoor use.
  • Great to start seeds in.
  • All purpose, ready to use mix.

Professional Planters Mix

Fertigrow Topsoil Plus


Sandy loam soil is custom blended with composted steer manure, composted forest products, black peat, Miller-gro Fiber and pumice.




  • Use to replaced depleted soil. Adds organic materials, and nutrients back into the soil.
  • Fill holes and ruts in the lawn areas.
  • Use to top dress lawns and pastures.
  • Use as a top dressing in flower and landscape beds for that rich, black look.
  • Helps to conserve water by reducing usage.

All Purpose Organic Blend Topsoil


Sandy loam soil is custom blended with black peat, Miller-gro fiber, and perlite fines.




  • Ready to use soil.
  • Fill holes and ruts in lawn areas.
  • Great for Raised Boxes and planters.
  • Use to increase the height in sunken flower and shrub beds.
  • Helps to conserve water by reducing usage.

Fertilite Flower Bed Mix


A custom blend of pumice, expanded shale aggreate (Utelite), sphagnum peat and composted organics.





  • Soil stays loose for drainage and increased oxygen penetration.
  • Ready to use. Plant directly into or use as an amendment.
  • Recommended for flowerbeds, landscape beds, or garden areas.
  • Organics feed the plants and aid in moisture retention.

Miller Companies LC.  Hyrum, Ut   435-245-3157

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