General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Minimum cold hardiness: Zone 9a -6.7 °C (20 °F) to -3.9 °C (25 °F)
Maximum recommended zone: Zone 11
Plant Height: 3-6 feet or more
Flowers: Showy
Flower Color: White
Bloom Size: Under 1"
Flower Time: Spring
Late spring or early summer
Summer
Late summer or early fall
Uses: Will Naturalize
Resistances: Drought tolerant
Toxicity: Other: Plant is toxic to livestock

Image
Common names
  • Croftonweed
  • Eupatorium
  • Sticky Snakeroot
Botanical names
  • Accepted: Ageratina adenophora
  • Synonym: Eupatorium adenophorum

Photo Gallery
Location: Botanical garden of Madeira
Date: 2023-04-11
Location: Botanical garden of Madeira
Date: 2023-04-11
Location: Sao Vincente - Madeira
Date: 2023-04-10
Location: Halemauu Trail Haleakala National Park, Maui, Hawaii
Photo by Forest & Kim Starr
Location: Barlovento, La Palma, Canary Islands
Date: 2008-02-29
Photo by Frank Vincentz
Location: Botanical garden of Madeira
Location: Cubo de la Galga, La Palma, Spain
Photo by Tigerente

Photo by Ixitixel
Location: Como, NSW, Australia 
Photo by John Tann
Location: La Orotava, Tenerife, Canary Islands
Photo by Krzysztof Ziarnek, Kenraiz

Photo by Krzysztof Ziarnek, Kenraiz

photo by Forest & Kim Starr
Location: Sao Vincente - Madeira
Date: 2023-04-10

Photo by Dinesh Valke

Photo by Harry Rose

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