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Plant Database
Tall Ironweed

Tall Ironweed

Vernonia gigantea

herbaceous☀️ full sun💧💧 moderate water Hardy: Zone 5aZone 9b

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A tall native perennial with dark purple flowers clustered at the stem tips, blooming late in the season when few other plants are flowering. It attracts butterflies and adds height and structure to garden borders.

Overview

Form
Upright
Growth Rate
moderate
Size
3–6′ tall × 2–3′ wide
Dormancy
deciduous
Family
Asteraceae

Native to the United States

Native Range

Eastern North America

Native to: Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Mississippi, Missouri, North Carolina, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Virginia, Vermont, West Virginia, Wisconsin

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

SummerFall

Companion Planting

Plants well with