Perennial: deciduous. Drought and deer resistant. Uniform habit, with blue-green foliage and blue-green blooms. Will take part shade but best flower color in full sun. Use as an accent, in a group or mass. Also effective as a screen. Tolerates a wide range of soils, but prefers moist, sandy or clay soils w/good drainage. Size: 4-5'. Bloom time: fall-winter USDA Z4-9.