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| 'Metallic Sheen' was registered by Mark Zilis in 1999. The parentage is 'Sum and Substance' x 'Elegans'. The leaves turn from blue-green to dark green as the summer progresses. They are glaucous on the top and underside. The leaves are broadly ovate with a cordate base. They are also deeply corrugated. The pale violet tubular flowers set viable seed. The plant becomes 60" wide x 28" tall. |
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