Is coffee good for what plants?
Is coffee good for what plants? Since coffee grounds have a high acidity level, they improve the growing conditions of many plants, including blueberries, hydrangeas, azaleas and hollies. Coffee grounds are neutral to slightly acidic (pH can range from about 6. H. Acidic-loving plants such as azaleas, blueberries, hydrangeas, rhododendrons, and roses will benefit from […]
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