student121 Well-Known Member Oct 15, 2010 #2 wardman75 said: is this possible in a dwc set up ? Click to expand... hi there wardman75, Coffee Grounds Highly acidic, best for use in alkaline soils
wardman75 said: is this possible in a dwc set up ? Click to expand... hi there wardman75, Coffee Grounds Highly acidic, best for use in alkaline soils
