6 Benefits of coffee grounds in your garden
California-based Sunset Magazine sent a sample to the lab to find out what is in spent coffee grounds. Here is the breakdown: nitrogen, 2.28%; phosphorus, 0.06% and potassium, 0.6%. Spent coffee grounds have a pH of 6.2, so slightly acidic. Here is the full report. Where to get large quantities of spent coffee grounds? Starbucks has had the “Grounds for Your Garden” program in place since 1995, especially in the suburbs. If you tell your local barista that you’re a gardene
