The Espoma Garden Lime is a special organic supplement, formulated with 100 percent natural and organic ingredients that contain no fillers and sludges. The garden lime transforms hydrangeas pink and it alters the pH level of excessively acid soils. Compared to other supplements, this pure plant food is safer than hydrated lime. The garden lime comes in a 6.75 pounds, easy to close bag. This is pelletized for easy application.