Desert Bluebells

Phacelia campanularia

Cool season annual wildflower.

Flowers: J F M A M J J A S O N D
Status: Native
Origin: Upland areas of the Mojave and Sonoran Deserts
Family: Hydrophyllaceae
Size: 6″ – 2′ high
Sun: Full
Watering: Water if winter rains fail
Growth Rate:
Soil: Tolerant of many soil types
Temperature: Does best between 30 degrees and 80 degrees F. Typically germinate in late November to December in Phoenix.
Pruning: None. Allow plants to completely die so they set seed
Disease and Pests: None
Uses: Larval host for many species of moths. Special use for native bees.
Notes: Desert blue bells can produce a vesicular dermatitis resembling poison ivy or oak, especially amongst people that are sensitive to poison ivy or oak. Sow seeds in late summer or early fall.
Photo by npexplorer

Resources

  • ASU Library