Wildflower Archive

woodland wildflower

Birdbill dayflower

Commelina dianthifolia

Birdbill dayflower (Commelina dianthifolia)
Commelina dianthifolia

Native to Arizona, New Mexico, and Texas

Western Texas, New Mexico, Arizona and Mexico

  • Light Partial shade Sun tolerance
  • Moisture Moist Moisture preference
  • Zones n/a Cold to heat range
  • Bloom Jul–Sep Flowering time
  • Height up to 10 in to 25 cm
  • Life cycle Perennial Annual to perennial
Full details, see below

In the garden

A woodland wildflower for partial shade and evenly moist soil. At up to 10 in, it tucks into shade gardens and woodland edges.

Growing conditions

Light
Full sun Partial shade Full shade
Moisture
Dry Moist Wet

Full plant details

Where it grows

Habitat
WoodlandThe wild plant community it grows in.
Native range
Arizona, New Mexico, and TexasUnited States (3): AZ, NM, TX. Where it grows wild on its own, by state and province.
Native distribution
Western Texas, New Mexico, Arizona and MexicoThe 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
MoistThe soil dampness it prefers, from dry to wet.
Soil
Moist, rocky soilsThe soils it grows in naturally.
Soil texture
Light to medium (sandy to loamy)The soil grade it prefers, from sand to clay.
Soil pH
Mildly acid to mildly alkalineThe acidity to alkalinity it tolerates (7 is neutral).

Growth & form

Height
up to 10 in (to 25 cm)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
Jul–SepWhen it flowers.
Flower color
BlueThe bloom color, or colors.
Toxicity
None knownWhether any part is poisonous to people or pets.