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Phlox diffusa (Mat phlox) | NPIN
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Phlox diffusa (Mat phlox)
Bransford, W.D. and Dolphia

Phlox diffusa

Phlox diffusa Benth.

Mat phlox, Spreading phlox

Polemoniaceae (Phlox Family)

Synonym(s):

USDA Symbol: PHDI3

USDA Native Status: L48 (N), CAN (N)

The low, circular woody mats of this phlox sprawl widely and are densely covered by yellow-green, narrow, needle-like, but not spiny, leaves. In flower, this is quite showy with blossoms of white to lavender to purple to pink. The blossoms are small but can be so numerous at times as to completely hide the leaves.

There are four subspecies of this phlox occupying different parts of its range.

 

Plant Characteristics

Duration: Perennial
Habit: Herb
Root Type: Tap
Leaf Complexity: Simple
Leaf Venation: Pinnate
Leaf: Green
Flower:
Fruit:
Size Class: 0-1 ft.

Bloom Information

Bloom Color: White , Pink , Purple
Bloom Time: May , Jun , Jul , Aug

Distribution

USA: AZ , CA , CO , ID , MT , NE , NM , NV , OR , SD , UT , WA , WY
Native Distribution: CA & w. NV mts., n. to s. B.C. & n.w. MT
Native Habitat: Dry, rocky mt. sites

Growing Conditions

Water Use: Low
Light Requirement: Sun
Soil Moisture: Dry
CaCO3 Tolerance: Medium
Soil Description: Dry, rocky soil.
Conditions Comments: Var. longistylis occurs in the northern part of the stated range; var. diffusa to the south. A good choice for stabilizing soil.

Benefit

Conspicuous Flowers: yes

Propagation

Description: Sow stratified seed.
Seed Collection: Not Available
Seed Treatment: Stratify.
Commercially Avail: yes

Find Seed or Plants

View propagation protocol from Native Plants Network.

Additional resources

USDA: Find Phlox diffusa in USDA Plants
FNA: Find Phlox diffusa in the Flora of North America (if available)
Google: Search Google for Phlox diffusa

Metadata

Record Modified: 2007-01-01
Research By: TWC Staff

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