Seeds need scarification K. paniculata is most commonly propagated by seed. Smith then follows with moist stratification for 90 days. Seedlings come up two weeks later and Hillis usually gets 50-percent germination. Planting time is near April 1. Rounded, deciduous tree reaches 25-40 feet high and wide.
Leaves emerge reddish and change to bright green.
Can suffer from heat stress and from root diseases in damp soils.