'Prairie Princess' Ironweed (Vernonia hybrid) | Proven Winners® New Variety 2026

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Infographic explaining and showing dormancy in perennials.
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'Prairie Princess' Ironweed (Vernonia hybrid) | Proven Winners® New Variety 2026

Please Note: Our plants are beginning to go dormant. During dormancy, plants go inactive to conserve energy for the next growing season. You may notice yellowing leaves, spots and thinning foliage.
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You can only choose one Ship Week per order for all plants in order to check out.
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Regular price $37.99
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  • In stock
  • Inventory on the way

All Preorders ship during selected Ship Week. All Ships Now Annuals and Indoor Plants will ship same day on Mondays and Tuesdays by 12pm EST. All Ships Now Perennials, Shrubs, and Hardgoods will ship next day Monday-Friday by 2pm ET.
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Looking for a plant that reigns supreme in both strength and style? Meet ‘Prairie Princess’, the ironclad beauty that’s ready to rule your garden! True to her name, this perennial powerhouse is tough as iron and utterly unbothered by the elements. A proud North American native and close cousin to Asters, she makes her grand entrance in late summer with crowns of rosy-purple blooms that command attention and draw pollinators like royal admirers.

But the show doesn't stop there—her dark olive-green foliage with a silvery sheen brings year-round charm, long after the flower parade has passed. Unlike her wild cousins, ‘Prairie Princess’ keeps her cool (and her shape!), boasting a compact, full habit and sturdy, rain-resistant stems that won't flop under pressure. Plus, she’s no drama queen—mildew-resistant and low-maintenance, she holds her foliage like a true royal through the entire season. Whether you're crafting a pollinator paradise or giving your borders a boost, this is one perennial you’ll want in your royal court.

  • 26-30 inches tall and 30-36 inches wide at maturity
  • Hardy in zones 4-9, be sure to check your USDA zone to ensure success
  • Plant in full sun (6+ hours daily)
  • Space plants 30-36 inches apart for best results
  • Produces rosy purple flowers in late summer
  • Maintains dark olive green foliage with a silver cast spring to frost
  • Great for cut flowers, erosion control, landscapes and mass planting
  • Attracts bees and butterflies while resisting deer and rabbits
  • Native to North America, drought tolerant

Care: Fertilize with Proven Winners Continuous Release Plant Food in spring.

Shipping Info:

  • Enjoy free shipping on orders over $125
  • Size at shipping varies by the season and plant
    • Quart perennials are 5-8 in. at the time of shipment
    • 0.65 Gallon perennials are 6-14 in. at the time of shipment
    • 1 Gallon perennials are 6-24 in. at the time of shipment
  • Perennials shipped Nov-Apr will arrive dormant; perennials shipped Apr-Oct will arrive green or in bloom 

Read our guide to get started with planning a garden

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