Staphylea trifolia
American Bladdernut
Staphyleaceae
ExpandHabitat
- native to Ontario down through Georgia
- hardy in zone 4
Habit and Form
- a deciduous shrub
- 10' to 15' tall
- spread is slightly less
- upright and wide-spreading
- medium texture
- fast growth rate
Summer Foliage
- opposite leaf arrangement
- trifoliate leaves
- leaflets are broad and ovate
- 2" to 4" long
- sharp, uneven serrations
- pubescent underside
- dark green leaf color
Autumn Foliage
- pale yellow fall color
Flowers
- greenish white flowers
- bell-shaped
- 0.33" long
- 1.5" to 2" long panicles
- blooms in May
Fruit
- 3-lobed, inflated capsule
- pale green maturing to brown
- matures in September
Bark
- greenish-gray bark with white fissures
- downy
- glabrous
Culture
- prefers moist, well-drained soils
- shade
Landscape Use
- naturalizing
- park tree
- nice foliage
Liabilities
- no serious pest problems
ID Features
- solitary, glabrous ovoid terminal buds
- 3-lobed, inflated capsule
- greenish white flowers
- trifoliate leaves
Propagation
- by seed
- by cuttings
Cultivars/Varieties
- none