Blue Oatgrass, drought resistant ornamental grasses
Photo: Courtesy Missouri Botanical Garden Plantfinder
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Blue Oatgrass (Helictotrichon sempervirens)

Striking stiff, gray-blue leaves with graceful 4-foot flower spikes in midsummer; grows to 4 feet tall; prefers full sun, well-drained soil; hardy to -20 degrees F; zones 5 to 9.
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