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A picture of a New York Ironweed

New York Ironweed

Vernonia noveboracensis

Also known as

New York Flat Tops

Full Sun
Frequent watering
Frost Hardy

H7

RHS hardiness

-20°C

Minimum temperature

Expected size

Height
Spread

2.5m

Max

1m

1.5m

Min

50cm

5 years to reach maturity

Flowering

    • spring
    • summer
    • autumn
    • winter