Nutrients & Amendments

Shop plant nutrients, supplements and soil amendments by what your plants need.

Shop by category: Base Nutrients · Supplements & Additives · Soil Amendments

Shop nutrient brands

Advanced Nutrients · Athena · Canna · Biobizz · Botanicare · Dyna-Gro · Emerald Harvest · Foxfarm · General Hydroponics · General Organics · Grotek · House & Garden · Humboldt County Emerald Triangle · Maxicrop · Mills Nutrients · Real Growers · Roots Organics · Super Bat · Technaflora · Xtreme Gardening

615 products
  • Magical 1lt
    $22.95
    $18.95
  • SugarDaddy 1 lt
    $34.95
    $27.95
  • Cannazym 1L
    $36.95
    $31.96
  • Dyna-Gro Bloom, 1 qt
    $23.95
    $19.95
  • Superthrive 1 pt
    $48.95
    $41.95
  • Rhino Skin 1L
    $37.95
    $29.95
  • B-52 1L
    $53.95
    $34.95
  • pH Down Acid Quart
    $19.95
    $12.55