Lacy phacelia is a fast-growing annual wildflower with lacy, fern-like leaves and blue to lavender bell-shaped flowers, grown mainly as a bee-attracting cover or green manure crop. It is grown from seed sown in spring or late summer, and it needs open, sunny ground.
Family
Hydrophyllaceae (Hydrophyll family)
Grows as
Annual
Light
Full sun, Part shade
Water
Keep soil moist while seedlings establish, then water during dry spells.
Soil
Well-drained, average to poor soil; tolerates lean ground.
Temperature
10–25 °C; frost-tender, so sow after the last frost.
How easy
Easy
Native range
S. Nevada to Mexico (Baja California Norte)
Climate
subtropical
About
Phacelia tanacetifolia is a species of flowering plant in the family Hydrophyllaceae, known by the common names lacy phacelia, tansy-leaf phacelia, blue tansy, purple tansy or fiddleneck (UK).
Text excerpted from the Wikipedia article Phacelia tanacetifolia 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.