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Jack's 21-7-7 Acid

Part of Jack's Professional Line

This is an ideal fertilizer for acid-loving plants in the nursery and landscape. Provides a rapid correction of a high pH situation. Unlike other brands, Jack’s 21-7-7 Acid contains no harmful chlorides..

For Use On:

Acid loving plant in nursery and landscape, such as rhodendrons, azaleas, and evergreens