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We guarantee our annuals for 30 days after purchase.
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Whirlwind Blue has white flowers all season and green foliage. This is heat and drought tolerant once established, attracts bees, and does not require deadheading. Great in both containers and landscapes and wonderful in combination planters of all kinds.
Whirlwind Blue reaches 8-14 inches tall and 18-24 inches wide at maturity. It is an annual except in zones 10-11, plant in full sun (6+ hours daily). Prune to shape at anytime, if desired. Fertilize weekly with Proven Winners Water Soluble Plant Food.
Annuals are 4-8 inches tall at shipment.
Trialed and tested for years, Proven Winners® plants continually out perform all others across the world in disease resistance, less maintenance, bloom coverage, and more.
You're just clicks away from the best plants arriving at your doorstep. 30 acres of greenhouse at your fingertips, we make it easy to shop Proven Winners® plants.
If you're not happy, we're not happy. Simply contact us at (734) 654- 7485 or firstname.lastname@example.org. We are here to help your garden be successful.