Blossom Booster 10-30-20 is a Professional formula designed to produce more flowers and brighter colors on all indoor and outdoor plants

purple hydrangea and mini white callas

Re-seed in only 1 day

Promotes vigorous growth in all flowering plants and vegetables

Ferti-lome Iron Sulphate Flower Color_White Blossom Booster 10-30-20 is aFerti lome Iron Sulphate Recommended for the prevention and correction of chlorosis (yellowing of plant leaves) caused by iron deficiency. Aids in creating an acid soil condition. 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! 4# bog (covers 1,000 square feet)