Get healthy plants when there’s an iron deficiency in your soil

Gemplers Liquid Iron Supplement for Plants provides iron that’s immediately available to your plants and remains in the soil for extended feeding. It's compatible with most tank mixes of fertilizers or pesticides.

For turf application, mix 5 to 10 gal. of liquid iron with enough water to cover one acre.

For root feeding trees and shrubs, mix 4 oz. per inch of trunk diameter with 5 to 10 gal. of water and pour or inject around the drip line.

Use 1 gal. in 64 gal. water for foliar applications.

1-gal. bottle contains 4.7% iron sulfate. Gemplers Liquid Iron Supplement is backed by our Quality Guarantee. See our Gemplers Product Guarantees page for full details.