Frank What time of year do you divide it and have best success. ? Thanks Jim On Feb 16, 2017, at 4:28 PM, gentian21 <gentian21@volo.net> wrote: I have big clumps of that one but other varieties i have tried, the fancy ones, have not made it. Divisions of it never fail.Frank Cooper Dr. James Waddick 8871 NW Brostrom Rd Kansas City, MO 64152-2711 USA Phone 816-746-1949