Succeeds in most fertile well-drained soils, though it prefers a moist but very well-drained rich sandy loam and a neutral or alkaline soil. Plants are impatient of drought and of too much sunshine, growing best in a shady position. This species is not hardy in the colder areas of the country.
|Height||36-48 in. (90-120 cm)|
|Light Requirements||Full sun part shade|
|Bloom time||Late Spring/Early Summer|
|Zone||3 to 7|
Water regularly; do not overwater
deadhead if you do not want volunteer seedlings next season
All info from Dave's Garden