Blue Diamond boss says Dobbies value price policy will "drop down prices in the market" Blue Diamond garden centres MD Alan Roper has criticised rival chain, Tesco-owned Dobbies for cutting margins and being the "big bad wolf" of garden retail. Sign in to continue Sign in Email address Password Stay signed in Trouble signing in? Reset password: Click here Email: hwsupport@haymarket.com Call: 020 8267 8121 Register FREE 14 days limited access to subscriber-only content Register Subscribe From £299/pa Full access to horticultureweek.com Monthly print issue for 12 months Keep track of competitors, market trends, and policy changes with sector specific email bulletins Live email alerts from the pest and disease tracker New project leads and business prospects every week through the landscape leads service Bespoke multi-user packages available Choose a Package