A certain upmarket supermarket offers free coffee to it’s shoppers, this leaves them with quite a few coffee grounds to get rid of! You may have noticed the bins outside inviting you to help yourself to spent grounds. Similarly, coffee shops which seem to be booming on our High Streets generate huge grain volumes, I’m sure some would be willing to donate them to you.
How to use Coffee Grounds
Here is an article by Michael Nolan of My Earth Garden giving his views on how to get the best from this free resource.
Mike explains that contrary to common opinion, coffee grounds are generally close to pH neutral. Being about 2% nitrogen, they have a similar carbon to nitrogen ratio as manure and help to raise the temperature of the compost heap.