Thanks Tony. Good information. ----- Original Message ----- From: "Tony Avent" <tony@plantdelights.com> To: "Pacific Bulb Society" <pbs@lists.ibiblio.org> Sent: Tuesday, June 09, 2009 5:34 PM Subject: Re: [pbs] Polianthes and Manfreda crosses--hardiness issues. > Adam: > > The only manfreda that I know of which is hardy north of Zone 7b is M. > virginica, which has a wide range. I was in southern Minnesota last > week and saw one that has grown well there for many years. Of the > xMangave's, xM. 'Bloodspot' is the least hardy since A. macroacantha