Buttonbush (Cephalanthus occidentalis) is a deciduous shrub that reaches 6 to 12 feet tall, with glossy green leaves, white, ball-shaped blooms in summer, and yellow fall foliage color. It is native to much of the U.S.. The distinctive flowers are popular with bees, butterflies, and other pollinators. Full sun to light shade; average to wet soil. Zones 5 to 9.
Collected in October 2020. At least 15 seeds.