Wyethia amplexicaulis (Mule ears)

Drought tolerant, long-lived perennial native with large yellow flowers, blooming May to July. Occurs on dry to moist rangelands, meadows, sagebrush scrub and woodland openings, sometimes in dense stands; 1,000 to 11,000 ft. elevation. Grows on all soil textures, but aggressive on heavy clays. Unpalatable leaves, though flowers are eaten by ungulates. Use for restoration and mine reclamation.

DISTRIBUTION / ADAPTATION

Wyethia amplexicaulis (Mule’s ears) map.png

INFORMATION & ATTRIBUTES

Family: Asteraceae

Duration: Perennial

Growth Habit: Forb/herb

Native Status: Native

Growth Form: Single Crown 

Mature Height: 42 in.

Bloom Color: Yellow

Bloom Period: Mid spring

Annual Precipitation: 12+ in.

Drought Tolerance: Low

Shade Tolerance: Intolerant

Elevation:

Wetland Indicator Status: FAC

Fire Resistance: No

Fire Tolerance:

Nitrogen Fixation:

SOIL ADAPTATION

Coarse Texture: No

Medium Texture: Yes

Fine Texture: Yes

Salinity Tolerance: No

CaCO3 Tolerance: Medium

pH Range: 6.2-7.6


SEEDING NOTES

Seeds per Pound: 28,000

Seeding Rate: 16 PLS lbs/acre

Season:

Days to Germination:


VARIETIES & LOCAL ACCESSIONS

None