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prairie ironweed | Plant Finder | Fill My Garden

Home/Plants/Perennials

Plants > Perennials

prairie ironweed

Vernonia fasciculata

Genus: Vernonia
Family: Asteraceae

About this plant

A clump-forming perennial with upright, smooth, leafy stems to 1.2m high. Leaves are lance-shaped, toothed and deep green, and evenly spaced up the stem. In autumn, tight clusters of small violet flowers are produced on branched stems above the foliage. Flowers are followed by rusty red seedheads

Growing Information

Height

1-1.5 Metres

Spread

0.1-0.5 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full SunPartial Shade

Soil

ClayChalkLoamSandy

Acid

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Alkaline

Neutral

Moisture

Poorly DrainedMoist But Well Drained

Aspect

South FacingWest FacingEast Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grow in a light, moderately fertile, moist soil preferably in full sun but will tolerate partial shade

Pruning

Deadhead to prolong flowering and, if necessary, to prevent self-seeding

Propagation

Propagate by seed or by division; will self seed freely if not deadheaded

Pests

May be susceptible to slugs and leaf miners

Diseases

Generally disease-free

Garden Uses

Uses

Ground CoverRock GardenWildflower Meadow

Planting Places

Outdoor

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

1-1.5 Metres

Spread

0.1-0.5 Metres

Habit

Clump Forming

Time to Full Height

Five To Ten Years