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Vernonia gigantea is commonly known as “Giant Ironweed” can grow 5-10′ tall in full sun to partial sun and moist to medium-moist soil. It’s primary native range is from Texas to Florida North to New York and Iowa. It is hardy from zones 5-8. Will spread via rhizomes.
Vernonia gigantea (Giant Ironweed) is a tall, clump-forming perennial boasting dense, broad, flattened clusters of tiny, fluffy, intense purple, finely petaled flowers in late summer and early fall. Each glorious flower head may consist of up to 30-50 flowers.
Vernonia gigantea (Giant Ironweed): True to its name, this variety can reach heights of up to 8 feet (240 cm). It’s a striking species with fluffy purple flower clusters that attract a host of pollinators.
Sep 25, 2023 · Due to its larger size, the New York ironweed is best-suited for large gardens, butterfly gardens, meadows, wildflower gardens, prairies, or the back of perennial borders. On an even larger scale, New York ironweed can protect mass plantings from soil erosion.
Jun 30, 2017 · Giant ironweed ( Vernonia gigantea) is a robust, perennial wildflower found naturally in floodplains, wet to mesic pine flatwoods and ruderal areas, and along forest margins and stream banks. Flowering occurs in summer and fall, with peak blooming in July.
Vernonia gigantea, commonly called giant ironweed, is one of the tallest of the ironweeds, growing to as much as 10’ tall in a growing season. It is native from New York to Missouri south to Georgia and Louisiana.
Jan 20, 2024 · V. gigantea (syn. V. altissima), also known as giant ironweed, has flowers in varied hues of lavender, magenta, and deep purple. The truly unique aspect of this species, however, is its gargantuan size.
