Acidifies the soil which turns hydrangea flowers blue
Rich in nitrogen and potassium for healthy green leaf growth and beautiful flowers
Directions for use
Use only as directed
During the growing season sprinkle Wonder Shake ‘n Grow Blue Hydrangea Plant Food once every three weeks lightly onto the soil around the plants and then irrigate. Note that azaleas especially are adversely affected by high salt concentrations in the soil. Apply small amounts of Wonder Shake ‘n Grow Blue Hydrangea Plant Food at more regular intervals to these plants.
Do not apply to wet foliage or pile against plant stem