Nutrients & Additives

Showing 13–24 of 41 results

• 

  Emerald Harvest King Kola Powerful Bloom Booster

  Starting at $21.00
• 

  Emerald Harvest Cal-Mag Calcium Magnesium Supplement

  Starting at $15.00
• 

  Emerald Harvest Root Wizard Massive Root Builder

  Starting at $58.00
• 

  Emerald Harvest Sturdy Stalk Potassium Silicate

  Starting at $26.00
• 

  Emerald Harvest pH Up – Premium pH Alkalizer

  Starting at $18.00
• 

  Emerald Harvest pH Down – Premium pH Acidifier

  Starting at $18.00
• 

  Grow-Genius Mono-Silicic Acid Concentrate

  $178.50
• 

  GHF Bio Line BioGrow

  Rated 5.00 out of 5
  Starting at $55.95
• 

  GHF Bio Line BioBloom

  Starting at $64.95
• 

  GHF Mineral Line Starter Kit

  $44.95
• 

  GHF Mineral Line Booster PK+

  Rated 5.00 out of 5
  Starting at $55.95
• 

  GHF Mineral Line Grow

  Starting at $31.95