Details of...
Scientific Name: Oenothera fremontii
Pronunciation: ee-noe-THEER-uh frih-MONT-ee-eye
Common Name: evening primrose
Family Name: Onagraceae
Plant Type: Herbaceous perennial
Key ID Features: Leaves linear to narrowly elliptic; flowers with four bright yellow petals, about 7 cm wide.
Course(s): not used (on campus)

Form: Mounded
Texture: Fine
Mature Size:
Height:0.2 - 0.4m
Spread:0.3 - 0.6m
Growth Rate:Moderate
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Full sun
Soil/ Growing Medium: Well-drained
Water Use: Low
Landscape Uses: Container planting, Perennial border, Rock garden
Additional Info: Google. Cultivars shown may include O. 'Shimmer'.
evening primrose
Leaf Morphology: Glossary
Form: Simple
Arrangement: Alternate, Spiraled
Texture/ Venation: Soft flexible
Surfaces: Pubescent
Leaf(let) Terms:
Shapes: Elliptic, Linear
Apices: Acute
Bases: Truncate
Margins: Entire

Inflorescence Type:
Flower Morphology:Flowers perfect
Number of Petals:4
Corolla Shape:Campanulate
Ovary Position:Inferior
Colour (petals): Yellow
Flower Time at Peak: Jun, Jul, Aug, Sep, Oct

Fruit Type: Capsule
Fruit Colour: Brown
Fruiting Time: Sep, Oct
Bark or Stem Colour:

Plant Care:
Maintenance:Low maintenance plant
Pest Susceptibility: Pest resistant, Disease resistant, Deer resistant, Drought resistant
(PDE) PonD East
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