Botanical Name: Calylophus drummondii
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Common Name: Texas Primrose  
Plant photo of: Calylophus drummondii
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Water Saving Tip:

Change spray sprinklers to low-flow bubbler or drip systems. Shrubs and trees are ideal candidates for this type of irrigation because the water is applied directly to the root zones.

  • Anatomy

  • Culture

  • Design

Plant Type

Ground cover, Perennial

 

Height Range

Under 1'

 

Flower Color

Yellow

 

Flower Season

Spring, Summer

 

Leaf Color

Green, Light Green

 

Bark Color

n/a

 

Fruit Color

n/a

 

Fruit Season

n/a

Sun

Full

 

Water

Very Low, Low

 

Growth Rate

Moderate

 

Soil Type

Sandy, Clay, Rocky

 

Soil Condition

Average, Poor, Well-drained, Dry

 

Soil pH

Neutral, Basic

 

Adverse Factors

n/a

Design Styles

Meadow, Mediterranean, Ranch, Spanish

 

Accenting Features

Showy Flowers, Unusual Foliage

 

Seasonal Interest

Spring, Summer

 

Location Uses

Perennial Border, Shrub Border, Foundation, Parking Strip, Patio, Walkways, With Rocks

 

Special Uses

Erosion Control, Mass Planting, Naturalizing

 

Attracts Wildlife

n/a

Information by: Stephanie Duer
Photographer: Mountain States Nursery

  • Description

  • Notes

An evening primrose relative with intense yellow buttercup-shaped flowers in spring and summer that open in the evening and remain open until next afternoon. Linear foliage spreads to form a groundcover. Rated as USDA Zone 6, and hardy to -10 degrees. Grows 6" tall and 24 to 36" wide.
Plant in full sun and well-drained soil. Heat and drought tolerant. Deadhead to prolong bloom season. C. lavendulifolius is a related plant that is a Utah native.