BBC Gardening Message Board - Access to a range of bulletin boards, covering house plants, garden design, pests and diseases, allotment tales. - http://www.bbc.co.uk/dna/mbgardening
SussexGardener - Email contact list and forum for professional gardeners, landscapers, growers, nurserymen, and student horticulturists in Sussex. - http://groups.yahoo.com/group/SussexGardener/
Real Gardeners UK - Gardening community with discussion forums, diary, seed exchange, live chat room, and photograph albums. - http://www.realgardeners.co.uk/
Yahoo! Groups - Kitchengardens - For allotment and vegetable gardeners in the UK. Discussion has a distinct bias towards conditions, varieties and pests/diseases appropriate to the UK. - http://groups.yahoo.com/group/kitchengardens/?yguid=55702599
uk.rec.gardening Home Page - Guide to resources gathered by the indefatigable URGlers. - http://www.tmac.clara.co.uk/urgring/
The Organic-L list - For organic gardeners - http://www.steamradio.com/mailman/listinfo/organic-l
Kitchen Garden Forum - Run by Kitchen Garden - monthly magazine devoted to vegetables, fruit and herbs. - http://www.kitchengarden.co.uk/forum/