General Hydroponics® Hardwater FloraMicro® Gallon 5-0-1

  • Sale
  • Regular price $28.00
Shipping calculated at checkout.

If your tap water is over 200 ppm or contains calcium above 70 ppm, use FloraMicro® Hardwater. If your water contains 30 to 50 ppm calcium, you can mix our original FloraMicro® with FloraMicro® Hardwater to create a perfect Micro blend for your plants.