Vernonia noveboracensis (New York Ironweed)


Botanical Information

FamilyAsteraceae
GenusVernonia
Speciesnoveboracensis
CategoryPerennials
OriginNative to Eastern and southeastern United States.

Details

USDA Hardiness Zone5 - 9
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness Ref.
Height1.5 - 1.8 m
Spread1 m
Flowering PeriodAugust, September

Description and Growing Information

ShapeTall, coarse and upright.
LandscapeBorder planting, cottage gardens and wildflower gardens.
CultivationFull sun and partial-shade. Average and medium to wet soils. Prefers rich, moist and slightly acidic soil.
PestsDeer tolerant.
HabitatMeadows.
Leaf DescriptionRough, pointed, serrated and lance-shaped leaves that are 15 - 20 cm long. Stem is stiff, leafy and grows to 1 - 1.8 m tall.
Flower DescriptionTiny, fluffy composite flowers in loose, 7 - 10 cm wide terminal clusters atop a stem.
Fruit DescriptionRusty seed cluster.
Colour DescriptionThe seeds are a rust colour. The flowers are deep purple and rusty-tinged as it matures. The leaves are green.

Photographs