Automatic Proportional Fertilizer Injectors

Economical, flexible and easy-to-use, the Add-It™ Automatic Proportional Fertilizer Injectors is ideal for residential and greenhouse use including feeding lawns, shrubs, trees, flowers, raised beds, vines and potted plants automatically, without a pump, spreaders or hoses. Available in one pint,  it is designed to feed your plants using any liquid fertilizer nutrients or premixed liquid of water-soluble granular fertilizer through your drip irrigation, micro sprinkler, misting or sprinklers system. Add-It™ Automatic Proportional Automatic Fertilizer Injectors are designed for use under the water pressure presented in any the irrigation system with up to 60 PSI.