Wildflower Archive

woodland wildflower

Purple Chinese Houses

Collinsia heterophylla

Purple Chinese Houses (Collinsia heterophylla)
Edwards' botanical register

Native to California

California west of the mountains

  • Light Partial shade Sun tolerance
  • Moisture Moisture preference
  • Zones n/a Cold to heat range
  • Bloom Mar–Jun Flowering time
  • Height up to 2 ft to 0.6 m
  • Life cycle Annual Annual to perennial
Full details, see below

In the garden

A woodland wildflower for partial shade. At up to 2 ft, it suits shade gardens and woodland edges.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Pollinators & wildlife

  • Bees Two-spotted Bumble Bee
    also Yellow-faced Bumble Bee, Black-tailed Bumble Bee, Bombus fervidus +5 more California Bumble Bee, Blue Orchard Bee, Crotch's Bumble Bee, Van Dyke's Bumble Bee, Habropoda depressa
  • Butterflies Sonoran Blue

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
California west of the mountainsThe 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.
Soil
Various slightly humusy soilsThe soils it grows in naturally.

Growth & form

Height
up to 2 ft (to 0.6 m)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
Mar–JunWhen it flowers.
Flower color
White, Pink, PurpleThe bloom color, or colors.
Toxicity
None knownWhether any part is poisonous to people or pets.