Description
Monterey's Dr. Iron soil supplement corrects iron deficiency, won’t stain concrete or burn foliage, and is OMRI listed. For a greener lawn, apply 3.5 lbs per 1,000 sq. ft. It is controlled release for season-long feeding. 55% Sulfur (S), 22% Iron (Fe.
Guaranteed Analysis:Sulfur (S)…….55.0%Iron (Fe)…….22.0%Derived from elemental sulfur and iron oxide