Is ash from a coal fire any good for the allotment soil or compost bin? if so how much would you use?
Thanks.
I have not used ash from a coal fire but I have found this thread. Ensure you read post number 7.
http://mygarden.rhs.org.uk/forums/t/2500.aspx
Coal ash is good stuff for making up paths, but it's not much use for anything else.