Tony, It sounds to me like you have the makings of a cold-hardy breeding program already going there! If you want to field-test a few in Indiana, just let me know....... Best wishes, Jim Shields in central Indiana, where our coldest temperatures so far this winter were an unreal +11°F At 12:27 PM 1/2/2007 -0500, you wrote: >......... During this same >6-year period, we had no luck overwintering x Hippeastrealia 'Durga >Pradhan' in many different locations, but when we grew seedlings from >this, we had had 100% surivability for 4 years, with a low temperature >of 8 degrees F. This includes 1-year old seedlings in the ground with >no winter protection. I have also had 100% survival from x >Hippeastrealia 'Red Beauty', surviving the same temperatures mentioned >above. > >Tony Avent ************************************************* Jim Shields USDA Zone 5 Shields Gardens, Ltd. P.O. Box 92 WWW: http://www.shieldsgardens.com/ Westfield, Indiana 46074, USA Tel. ++1-317-867-3344 or toll-free 1-866-449-3344 in USA