Iris douglasiana 'Canyon Snow' - White Douglas Iris

Evergreen perennial to 14'' tall by 2 - 3 ft wide. Particularly vigorous selection of the species. Darling white flowers with yellow accents in spring. Rhizomes form a dense, weed-smothering mat. Full sun along the coast to bright shade inland. Divide and transplant in winter. Moderate water. Prefers heavier soils rich in organic matter. Hardy to 20º F.

Photo Credit: CountryMouse13 https://www.flickr.com/photos/20456595@N04/40608905233