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Ageratina altissima

White Snakeroot

 
FAMILY Asteraceae (Aster Family)
SYNONYMS Eupatorium rugosum
RANGE C & E North America
HABIT Herbaceous
SUN REQUIREMENTS Sun
HARDINESS USDA Zone 6 (Coldest zone where hardy)
FLOWERS In August - October, White (Brilliant whtie)
SPECIAL CHARACTERISTICS Pa Native Plant

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Location Map for Ageratina altissima

White Snakeroot

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5 Plant Locations Were Found

MAP
KEY
ACCESSION
NUMBER
YEAR LOCATION
1 2007-0529*A 2007 The Meadow Garden
No Map 2007-0529*B 2007 Non Public
No Map 2007-0529*C 2007 Non Public
No Map 2007-0529*D 2007 Webb Farm
2 2011-0869*A 2011 Bed 514

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Flowering

When Ageratina altissima has been observed flowering at Longwood Gardens

 
AVE.
 
2015
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2004

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1001 Longwood Road
Kennett Square, PA 19348
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