Buttonbush (Cephalanthus occidentalis)

USDA Hardiness Zones

USDA hardiness zones
Buttonbush
Buttonbush Buttonbush Buttonbush
Buttonbush (Cephalanthus occidentalis)
Zone Zone  more information
Hardy to zone 4b
Mature Height Mature Height
5 to 10 feet
Mature Spread Mature Spread
5 to 10 feet
Growth Rate Growth Rate
Moderate
Sun Sun
Full Sun or Partial Shade
Moisture Moisture
Wet soil, poor drainage (also tolerant to moist soil, well-drained)
Fall Color Fall Color
Dull
Attracts Wildlife Attracts Wildlife
No
Flower Flower
Ornamental
Fruit Fruit
Ornamental
Evergreen Evergreen
No
Native to WI Native to WI
Yes
Additional Information Additional Information
loose, open, rounded, upright, irregular shrub; 5-10’ tall and wide; glossy, dark green leaves; no fall color; showy, creamy-white, rounded flower heads with projecting styles in summer; flower resembles a satellite; rounded, pinkish-red turning brown fruit in late summer to fall; full sun to partial shade; prefers loamy, wet soil, pH adaptable; sensitive to drought and road salt; do not shear; native to Wisconsin in wetlands; hardy to zone 4b

UW Extension
For more information, see the UW Extension Urban Horticulture Team Web site: www.uwex.edu/ces/wihort
Primary Author: Dr. Laura Jull
Photos by: Dr. Laura Jull and Dr. Ed Hasselkus

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