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Review on 💊 Soluble Ferrous Sulfate Heptahydrate (FeSO4·7H2O) by Jarrett Love

Revainrating 5 out of 5

Works great on faded St. Augustine grass

We deal with chlorosis all the time here in central Texas and this product was just what the doctor ordered. After reading an article from the Texas A&M Ag Extension, I found that they got the best results with ferrous sulfate at a "triple rate" of 6 oz/1000m². ft. I dissolved the appropriate amount of ferrous sulfate in warm water and sieved to make sure no large grains remained, then sprayed it onto my grass with an Ortho Dial-a-Spray. It rained the next day and a week later the grass was nice and green again. After using Ironite for 2 decades with poor results I will be using this product from now on.

Pros
  • Confident
Cons
  • Out of fashion