www.bordehill.co.ukBorde Hill

www.nccpg.comNational Council for the Conservation of Plants & Gardens

www.rhs.org.ukThe Royal Horticultural Society

www.britishclematis.org.ukThe British Clematis Society

www.hardy-plant.org.ukThe Hardy Plant Society

www.ngs.org.ukThe National Garden Scheme

www.rnrs.orgThe Royal National Rose Society

www.davidaustinroses.comDavid Austin Roses

www.classicroses.co.ukPeter Beales

www.theenglishgarden.co.ukThe English Garden