Aluminum Sulfate
Southern-Gro Fertilizer’s Aluminum Sulfate is an essential garden amendment for creating the perfect acidic soil conditions that many plants thrive in. It’s especially effective for intensifying the blue hues in Hydrangeas, transforming your garden with vibrant, eye-catching colors. This versatile product is ideal for use on a range of acid-loving plants such as Azaleas, Gardenias, Camellias, Rhododendrons, and Blueberries, as well as other plants specified on the label. Simple to apply and quick to act, Southern-Gro’s Aluminum Sulfate helps achieve the desired soil acidity, ensuring your acidophilic plants receive the optimal environment for healthy growth and striking beauty.
Shrubs
Use 1lb. per 3 feet of height. Mix 1 lb in 5 gallons of water and apply to the drip line. This product can be spread dry and watered in around the drip line.
Trees
Use 1lb. per inch of diameter. Mix in 5 gallons of water or apply dry and water in thoroughly.
Soil
To correct soil alkaline levels, use 5 lbs. per 100 square feet. Wash off foliage and water in well.
Sulfur (S) . . . . . . . . . . . . . . . . . . . . . 16.0%
Derived from Aluminum Sulfate