Hi Jim: They grew well in a raised bed at Chicago Botanic Garden until the Chipmunks discovered them. Well composted soil so I 'think' the pH was closer to neutral than we normally have. beautiful bulb, don't give up! Wish we had some to share. Boyce Tankersley > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ >