NatureServe Conservation Status
Rounded Global Status Rank: G5 - Secure
Reasons: This species, and its various subspecies, has a very wide range and extends approximately from the Sierra Nevada in the west to the plains of the Rocky Mountains in the east. It is one of the most widespread shrubs in North America and appears stable, or perhaps increasing, throughout its range.
Environmental Specificity: Moderate. Generalist or community with some key requirements scarce.
Comments: It is a somewhat drought tolerant plant and grows on a variety of soil types on arid plains, valleys, foothills, and mountains.