Hi-Yield Iron Sulfate 3.25 lb

Recommended for the prevention and correction of chlorosis (yellowing of plant leaves) caused by iron deficiency. Aids in creating an acid soil condition. 

3.25 lbs. covers 875 square feet.

Application Rates:

• Trees: 1/2 lb. per inch of trunk. Apply around drip line. 
•  Shrubs: 1 lb. per 2 ft. of height.
• Caution: Will stain concrete and pavement!

*formerly Copperas