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Scorpionweed

Phacelia

Also called Scorpion Weed, Phacelias, Scorpionweeds

Scorpionweed
Photo: Walter Siegmund (talk), CC BY-SA 4.0

Phacelia is a genus of about 200 mostly annual and some perennial herbs native to North and South America, with the widely grown garden and honey plants being mainly annual species such as lacy phacelia (Phacelia tanacetifolia). They are grown for their showy blue-purple flowers, which attract bees.

Family
Hydrophyllaceae (Hydrophyll family)
Grows as
Annual, Perennial
Light
Full sun, Part shade
Water
Water regularly while seedlings establish, then let the soil dry out between waterings.
Soil
Well-drained, average to poor soil; they tolerate sandy or gravelly ground.
Temperature
Cool to mild temperatures; frost-tolerant when established, and most species decline in prolonged heat.
How easy
Easy

About

Phacelia (phacelia, scorpionweed, heliotrope) is a genus of about 200 species of annual or perennial herbaceous plants in the family Hydrophyllaceae, native to North and South America. California is particularly rich in species with over 90 recorded in the region.

The genus includes both annual and perennial species. Many have been cultivated as garden and honey plants.

Other Phacelia plants

California phacelia · Desertbells · Wild canterbury bells · Lacy phacelia

Text excerpted from the Wikipedia article Phacelia 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.

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