Blue Flax (Linum lewisii)
Synonyms: Linum perenne – European
species | Linum lewisii – native U.S. ‘Appar’
A perennial, produces masses of 5-petalled, sky-blue flowers. Blooms in mid-May through June. Found across parts of the Western US prairies and calcareous rocky banks, sagebrush, pinyon-juniper, mountain brush, mixed desert scrub, aspen and spruce-fir communities, dry slopes and ridges. Best in full sun, dry and well-drained soils; drought resistant; does not tolerate combination of heat and humidity.