Hardy herbaceous perennial Description: Showy, six-segmented flowers bloom in late spring; the 3 outer petals (falls) are beardless; the species flowers are shades of blue and purple; grass-like foliage Habit: 2- to 4-foot erect plants forming clumps 18 to 24 inches wide Culture: Grows in full sun or partial shade; tolerant of poor, dry soils, but grows best in fertile, moist, slightly acid soils Hardiness: USDA Zones 3 through 9 The Siberian Iris was first introduced into Britain from central Europe and Russia during the late 16th century. White, light blue, and double white flowering forms were cultivated by this period. This attractive plant forms large clumps and is useful in the perennial border as a bridge plant in the blooming sequence between the German Iris and the Japanese Iris. Arrives in a 2.5" pot.
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