Dig them up when they are dormant mix bonemeal in the soil and give every year a little horse manure for this year give it liquid fertilise because the bulbs are to small for flowering plant them in a shady place but not to dark Roland 2010/4/7 Adam Fikso <adam14113@ameritech.net>: > Hi all. What makes erythroniums bloom?. I have a patch of them here near > Chicago (natives I think) and only about 10-15% bloom each year > > > > . > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ > -- Bulborum R de Boer La Maugardiere 1 F 27260 EPAIGNES FRANCE Tel./Fax 0033-232-576-204 Email: bulborum@gmail.com