Coffee grounds should'nt be a problem in the garden, in fact some claim it as an anti slug weapon for their prized plants. If yor unsure you could always compost it..
Hi Hard@it, If you look back on this site to Friday 24th February, timed at 7:47am, you will find a similar question from me which elicited 10 or so most interesting replies. In addition to what you get now.
Thanks for pointing that out, I have got to say that I did look through the prev. q's. that come up when you submit and I didn't see yours. as you say same question.