Wildflower Archive

woodland wildflower

Scarlet Larkspur

Delphinium cardinale

Scarlet Larkspur (Delphinium cardinale)1 of 2
Deutsche Gartenbau-Gesellschaft & Kaiserliche Russischer Gar

Native to California

Monterey to San Diego counties, California

  • Light Partial shade Sun tolerance
  • Moisture Dry Moisture preference
  • Zones n/a Cold to heat range
  • Bloom May–Jul Flowering time
  • Height up to 9 ft to 2.7 m
  • Life cycle Perennial Annual to perennial
Full details, see below

In the garden

A woodland wildflower for partial shade and lean, dry soil. At up to 9 ft, it needs room in shade gardens and woodland edges.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Pollinators & wildlife

  • Hummingbirds Allen's Hummingbird
  • Bees Crotch's Bumble Bee
  • Birds Spinus psaltria

Full plant details

Where it grows

Habitat
WoodlandThe 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
Monterey to San Diego counties, CaliforniaThe same native range, usually more exact than the state list, and often noting where it has spread beyond it.

Growing conditions

Light
Partial shadeHow much sun it takes, from full sun to full shade.
Moisture
DryThe soil dampness it prefers, from dry to wet.
Soil
Dry, rocky soilsThe soils it grows in naturally.

Growth & form

Height
up to 9 ft (to 2.7 m)Typical mature height.
Life cycle
PerennialWhether it lives a single season (annual), two (biennial), or returns for years (perennial).

Flowers, foliage & fruit

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