What Can I Fertilize With Coffee Grounds?
While used coffee grounds are only slightly acidic, fresh (unbrewed) coffee grounds have more acid. Your acid-loving plants like hydrangeas, rhododendrons, azaleas, lily of the valley, blueberries, carrots, and radishes can get a boost from fresh grounds. Which plants do not like coffee grounds? In most cases, the grounds are too acidic to be used … Read more