The Delicate Arch Viewpoint Road is closed. All other roads and trails remain open, but many trails are snowy, icy, and dangerous. Please inquire at the visitor center for the most up-to-date conditions.
Construction Update - 11/25/2013
Construction work continues at the Devils Garden parking lot, limiting parking and causing occasional delays. Visitors can avoid the area by turning around at Sand Dune Arch. More »
Old Man Sage (Old-man Sagebrush; Sand Sage; Sand Sagebrush)
Family: Asteraceae (A Utah Flora - Compositae) – Sunflower Family
Aromatic shrubs; 1.5' to 4.9' (5 to 15 dm) tall
Leaves: alternate or basal; simple; entire; threadlike; has hairs – silvery; 0.24” to 3.2” (0.6 to 8 cm) long, 0.012” to 0.06” (0.3 to 1.5 mm) wide
Flowers: disk flowers, no ray flowers; flower head appears to be a single flower, but is composed of several flowers (a composite). 3 to 9 tiny yellowish flowers in a cluster that hangs downward; perfect (or sometimes the central ones sterile)
Pollinators: wind (can cause hayfever)
Fruits: achene – 1 seeded with hard shell
Blooms in Arches National Park: September, October, November
Habitat in Arches National Park: sandy areas in desert shrub and pinyon-juniper communities
Location seen: park road mile 4 to18, Windows, Delicate Arch road
Other: This genus is named for Artemisia, queen of Caria (ca 400 B.C.), a botanist and scholar, who might have been named for the Greek goddess Artemis. Caria is now a part of Turkey . The species name, “filifolia”, means “threadlike leaves”.
Sagebrush species are associated with mycorrhizal fungus in the genus Glomus which may be necessary for the successful establishment of sagebrush seedlings.
This family is the most advanced and complex of the dicots. The family is rich in oils and resins and is found in every part of the world, but is infrequent in the tropical rainforest. Aquatic or semi-aquatic species are also uncommon.
Did You Know?
Nearly 96% of Arches is recommended for wilderness designation. Though the recommendation has not been approved by Congress, the park is required to manage those 73,312 acres as though they were formally designated wilderness. More...