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Native Utah Plants

Utah Milkvetch

Utah Milkvetch

Astragalus utahensis

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Utah milkvetch (Astragalus utahensis) is a distinctive little native that brings a lot of character to dry, rocky gardens. Its soft, silvery-green foliage forms a low, spreading mat close to the ground, creating an attractive textural contrast with gravel, stone, and other Utah-native plants. In spring, clusters of striking pink-purple flowers rise just above the foliage, giving this otherwise understated plant a surprisingly showy display. After flowering, wooly seed pods emerge resembling little white chicks.

This is a particularly natural choice for rock gardens, xeric borders, native plantings, and other spots where excellent drainage is more important than rich soil. Once established, it is remarkably well suited to Utah's dry climate and makes a useful low-growing planting for gardeners looking for something distinctly local. Its flowers are also valuable to native bees, adding pollinator interest to its ornamental appeal.

Plant Profile

Scientific name: Astragalus utahensis

Duration: Perennial

Native region: Wasatch Mountains, Wasatch Front Valley, and Southern Utah

Native elevation: 3900-7500 ft

Water requirement: Low

Drought tolerance: High

Light requirement: Full sun

Shade tolerance: Intolerant

Mature size: 2-6" H by 8-24" W

Bloom time: April - June

Flower color: Magenta, Pink, and Purple

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