Soil Acidifier

Settlemyre Nursery Verified independent store

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All natural plant supplement formulated to raise soil pH Turns hydrangeas pink. Adjusts the pH of excessively acidic soils. Pelletized for easy application. Much safer than hydrate d lime. Use in Early Spring, Late Spring & Fall How much to use: In the absence of a soil test, mix 2 ½ to 5 lbs. per 100 sq. ft. (2-4 tbsps. per plant) into the soil. Water thoroughly. Or, use the guidelines below to achieve a pH of 6.5: Current pH Per 100 sq. ft. Per 100 sq. ft. 6.0 3 ½ lbs. 5 cups 5.5 7 ½ lbs. 10 cups 5.0 11 lbs. 15 cups 4.5 15 lbs. 20 cups Show more