Wildflower Archive

prairie wildflower

Desert bluebells

Phacelia campanularia

Also known as Desert Bells, Desert Canterbury Bells, Bluebells, desertbells

Desert bluebells (Phacelia campanularia)
Stickpen

Native to California

Deserts of southern California

  • Light Full sun Sun tolerance
  • Moisture Dry Moisture preference
  • Zones n/a Cold to heat range
  • Bloom Feb–Apr Flowering time
  • Height up to 16 in to 41 cm
  • Life cycle Annual Annual to perennial
Full details, see below

In the garden

A prairie wildflower for full sun and lean, dry soil. At up to 16 in, it tucks into meadows and sunny borders.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Pollinators & wildlife

  • Bees European Woolcarder Bee
    also Western Honey Bee, Urbane Digger Bee, California Digger Bee +4 more Lucorum-group Bumble Bees, Anthophora porterae, Buff-tailed Bumble Bee, Valley Carpenter Bee
  • Flower flies Oblique Streaktail also Triploechus sackeni
  • Butterflies Umber Skipper

Full plant details

Where it grows

Habitat
PrairieThe wild plant community it grows in.
Native range
CaliforniaUnited States (1): CA. Where it grows wild on its own, by state and province.
Native distribution
Deserts of southern CaliforniaThe same native range, usually more exact than the state list, and often noting where it has spread beyond it.

Growing conditions

Light
Full sunHow much sun it takes, from full sun to full shade.
Moisture
DryThe soil dampness it prefers, from dry to wet.
Soil
Well-drained, sandy or gravelly soilThe soils it grows in naturally.

Growth & form

Height
up to 16 in (to 41 cm)Typical mature height.
Life cycle
AnnualWhether it lives a single season (annual), two (biennial), or returns for years (perennial).

Flowers, foliage & fruit

Type
WildflowerWhat kind of plant it is.
Bloom
Feb–AprWhen it flowers.
Flower color
BlueThe bloom color, or colors.
Toxicity
None knownWhether any part is poisonous to people or pets.