Iris tenax

Iris-tenax

Oregon iris or toughleaf iris, Iris tenax,  is our local Pacific Coast species iris. It has narrow leaves and showy, usually, purple flowers 6-12″ tall in spring to early summer. Grow in sun to part shade in well drained soil and keep drier in summer. Found in fields and open woodlands in Western Oregon and Southern Washington. Hardy to 0 degrees F. Iridaceae

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