Dennis wrote: “My Manfreda plants are seed-grown from local populations. It's a native wild flower here.” Aaron wrote: “Manfreda virginica, from all the locations I have collected it, have proven hardy in Z5 Kansas, handling temperatures to -10F. All mine are sending up spikes now.” Aaron’s comment sent me out to check my plants for spikes. So far, nothing. Otherwise, my plants seem to be growing vigorously. Dennis, do your plants show spikes yet? Please say no. I figure I’m about half-way between you and Aaron. Jim McKenney jimmckenney@jimmckenney.com Montgomery County, Maryland, USA, 39.03871º North, 77.09829º West, USDA zone 7 My Virtual Maryland Garden http://www.jimmckenney.com/ BLOG! http://mcwort.blogspot.com/ Webmaster Potomac Valley Chapter, NARGS Editor PVC Bulletin http://www.pvcnargs.org/ Webmaster Potomac Lily Society http://www.potomaclilysociety.org/