Espoma Organic Soil Acidifier
More products from: Espoma
Espoma organic Soil Acidifier is an effective way to lower soil pH to its optimal range for acid loving plants such as rhododendrons, azaleas and hydrangeas.
In fact, it turns hydrangeas from pink to blue…
This fast-acting, long-lasting sulfur source is non-hazardous, non-toxic and it's safer to use than aluminum sulfate.
Espoma organic Soil Acidifier is also ideal for blueberry plants!
All natural and approved for organic gardening.