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Southern Sierra phacelia

Phacelia austromontana

Southern Sierra phacelia is a small, hairy annual wildflower of dry mountain slopes in California and Utah. It is seldom grown in gardens, and success depends on sowing in open, well-drained ground that mimics its native habitat.

Family
Hydrophyllaceae (Hydrophyll family)
Grows as
Annual
Light
Full sun
Water
Water lightly until seedlings establish, then let the soil dry out between rains or waterings.
Soil
Sandy or gritty, well-drained soil; poor soil suits it well.
Temperature
Tolerates cool to warm conditions; hardy in mild climates, protect from hard frost.
How easy
Moderate
Native range
S. & SE. California to SW. Utah
Climate
desert or dry shrubland

About

Phacelia austromontana is a species of phacelia known by the common name Southern Sierra phacelia. It is native to the southwestern United States, where it can be found in the Transverse Ranges and Sierra Nevada of California east to Utah. It grows in open mountainous habitat.

It is an annual herb growing prostrate or upright, its multibranched stem reaching up to about 27 centimeters long. It is glandular and coated in soft and coarse hairs. The lance-shaped to oval pointed leaves are 1 to 3 centimeters long and have few or no lobes. The hairy, glandular inflorescence is a one-sided curving or coiling cyme of many bell-shaped flowers. Each flower is lavender or light blue and no more than 6 millimeters long.

Other Phacelia plants

Glandular yellow phacelia · Limestone phacelia · Aven Nelson's phacelia · Sanddune phacelia · Attwood's phacelia · Fernleaf phacelia · Bolander's phacelia · Shortlobe phacelia · Brewer's phacelia · California phacelia · Calthaleaf phacelia · Desertbells

Text excerpted from the Wikipedia article Phacelia austromontana by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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