white snakeroot ‘Chocolate’

Ageratina altissima ‘Chocolate’ (white snakeroot ‘Chocolate’) has a small fluffy bright white flower arranged in loose, flattened clusters atop smooth stems.

It is native to woodland areas in the eastern United States and blooms from late summer to frost. Native Americans reportedly used a decoction of the roots as a remedy for snakebite, hence the common name. White snakeroot ‘Chocolate’s young foliage starts out with handsome dark two-tone leaves and dark stems that can contrast well with light colors. Its white button blooms can start as late as the end of September.

Botanical Name Ageratina altissima ‘Chocolate’
Common Name white snakeroot ‘Chocolate’
Family Asteraceae
USDA Zone 3 thru 8
Light Requirement Full sun to Part Shade
Season(s) of interest summer, fall
Height and Spread 3-5ft x 2-4ft (90-150cm x 60-120cm)
Flower Color White
Attracts Wildlife Attracts Pollinators, Rarely Browsed by Mammalian Herbivores
Additional Information Native to Chicago Region. Synonym Eupatorium rugosum
Location in Lurie Garden North Dark Plate, Southwest Dark Plate, Southeast Dark Plate

Average Flowering Time