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Cityline Rio has large, long-lasting flowers all summer. Blooms range from strong blue to purple depending on the soil pH. Add aluminum sulfate to the soil to encourage blue flower color. This plant has excellent mildew resistance, makes a great container plant and foundation plant in gardens.
Care: Pruning is not necessary, prune to shape after blooming if desired. Fertilize with Proven Winners Continuous Release Plant Food in spring and mid-summer.
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 email@example.com. We are here to help your garden be successful.