Hi-Yield MAGNESIUM SULFATE (4 lb)

Contains a soluble source of Magnesium that is readily available to aid in correcting plant Chlorosis.Excellent for use on palms. Use to encourage white blooms on Hydrangeas.Application Rates: Foliage spray: 2 tablespoons per gallon Soil application: 1 lb. per 100 sq. ft.  Always Read and Follow Label Directions.