Eupatorium rugosum (also Ageratina altissima) 'Chocolate'

Snakeroot; Joe-Pye Weed 'Chocolate'

Family: Asteraceae (Aster Family)

       

·        Hardiness Zones:  4-9

·        Height: 3-4 feet

·        Spread: 3 feet

·        Bloom Time: late summer through fall

·        Bloom: terminal clusters of flat-topped snow-white flowers

·        Light: full sun to part shade

·        Soil: prefers average, rich and well-drained; tolerates a wide range of soils

·        Moisture: medium, consistent; drought tolerant once established

·        Use: filler or accent plant in perennial borders and foundation plantings, pollinator and butterfly gardens; flowers attract bees, beneficial insects, and pollinators

·        Care: remove old flowers to prolong blooming; cut back to ground at end of season

·        Concerns: young shoots prone to frost damage; watch for slugs and aphids

·        Native to: hybrid cultivar of wild species native to eastern US

·        Notes: smaller, bushier form of the wild parent; glossy, toothed, heart-shaped dark chocolate and burgundy leaves on sturdy purple stems;  deep-rooted; can spread by rhizomes and self-seeding; heat and humidity tolerant; deer and rabbit resistant; leaves contain the toxin tremetol, so should not be planted where milk cows or goats graze

·        Supplier: Ebert's Greenhouse Village

·        Teaching Garden Location & Code: Naturalistic Garden H226

 

       Content produced through:

       Dane County UWEX Master Gardener Volunteer Program 

 

       Questions?  

       Dane County UWEX Horticulture Program

 

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