A comprehensive database of Tennessee native plants
Crested Iris, Dwarf Crested Iris
Morning sun with afternoon shade, medium to moderately dry moisture level, humusy soil, slightly acid to neutral pH. 3-6 inches height, blooms in spring, pale lavender/blue flowers, spreads by rhizomes.
Germination Code: L Requires 2-3 years to flower from seed.
Native Region: Statewide, especially in Middle and East Tennessee
Groundcover with showy flowers. Forms dense colonies in optimum growing conditions. When in flower, a well developed bed is a spectacular drift of blue color. Soils that are too rich encourage rank vegetative growth in this species. Ordinary dryish soil is preferable. Attracts hummingbirds and bees.