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Soil Conditioners

Increase your growing potential with a soil conditioner. Using these organic or mineral amendments alone or together will:

• Increase water retention
• Add oxygen-holding capacity
• Increase nutrient retention
• Provide space for root growth

These beneficial products can improve the quality of garden soils as well as hydroponic growing media.

  • Growstone

    Super Soil Aerator

    A highly porous, lightweight and clean soil aerator for use in most growing mixes.

    $22.95 $16.95
  • Ancient Forest Humus 1

    Ancient Forest Humus

    Derived from thousands of years of naturally decomposed forest debris that contains …

    $13.95 $12.50
  • Big & Chunky Perlite 1

    Big & Chunky Perlite

    Extra-big chunks of perlite provide the best drainage for superior root aeration.

  • Roots Organics Big Worm 1

    Big Worm

    Contains NO fillers, NO chemicals and NO tricks — just natural and organic …

    $35.95 $31.50
  • Black Gold Perlite 1

    Black Gold Perlite

    In addition to being a component of potting soils, perlite is a sterile medium …

    $5.95 $4.50
  • BuffaLoam Compost

    BuffaLoam Compost

    Improves soil health without any nasty chemicals or artificial ingredients.

    $13.50 $10.50
  • Garden Charcoal 1


    Absorbs excess moisture & removes odors! Horticultural Charcoal is very effective …

    $7.95 $5.50
  • Worm Castings

    Earthworm Castings

    Gardeners know earthworm castings to be rich in nutrients and beneficial microbes.

  • Organic Garden Compost 1

    Garden Compost

    Provides organic matter and natural nutrients for flowers and vegetables.

    $7.95 $5.50
  • Marine Green Compost 1

    Marine Green

    Combining sustainably harvested ocean by-products with aged humus …

    $15.50 $12.95
  • Metabolic Transformer

    Metabolic Transformer

    Hand crafted with pure essential amino acids and balanced carbohydrates …

  • Organic Compost 1

    Organic Compost

    Contains NO sewage sludge or bio-solids that are often found in commercial brands.

  • Perlite


    Lightweight, non-toxic & pH neutral. Horticultural Perlite is a naturally occurring …

    $19.95 $16.95
  • Soil Moist 1

    Soil Moist

    Super absorbent “water crystals” trap moisture that would normally percolate …

  • The Soul of Soil 1

    The Soul of Soil

    A Soil-Building Guide for Master Gardeners and Farmers.

  • Vermiculite (Medium Grade) 1


    Provides superb aeration and moisture retention when mixed in with peat, bark …