Here's the McmAsters web site, but no mention of cds. Myabe you need to write to email address Jim W. Rhoda and Cameron McMaster The Croft Wild Bulb Nursery http://www.croft.eci.co.za/index.htm -- Dr. James W. Waddick 8871 NW Brostrom Rd. Kansas City Missouri 64152-2711 USA Ph. 816-746-1949 Zone 5 Record low -23F Summer 100F +