White flowers that bloom for only a few days. Blue green leaves are so deeply divided, they are almost split in two.
Partial shade; moist, well drained sites; avoid dry sites.
USDA Hardiness Zone
5 - 7
April - May
Pests and Problems
Additional pests and problems that may affect this plant:
No serious insect or disease problems, but slugs are a possible problem.
Found in woods. Listed as threatened in Iowa.