Vernonia noveboracensis

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New York Ironweed

Asteraceae (Compositae)

Plant Specifics

Size:5-8 ft
Life Span:Long-lived perennial
Flower Color:Pink,red,purple
Fruit Color:NA
Phenology:Winter dormant
Noted for:Showy flowers


Recommended Uses:Moist wildflower garden. Also useful to naturalize along the edges of ponds, wetlands, and streams.
Propagation:Seed, division.
Light: Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Somewhat moist, no flooding)
Moisture Tolerance: Stays Wet ----- to ----- Somewhat moist, no flooding
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Some tolerance to salty wind but not direct salt spray.
Soil or other substrate:Clay, Loam, Sand
Soil pH:Adaptable



Nectar attracts native bees and butterflies. 

Larval host for Spring azure.

Native Habitats:Hydric to moist savannas, openings along streams, wet pastures, floodplains, bluffs, bay swamps.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:

USDA zones are based on minimum winter temperatures


General Comments:The genus name honors the English botanist William Vernon, who did fieldwork in North America.