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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Collomia linearis (Tiny trumpet)
Glase, Terry

Collomia linearis

Collomia linearis Nutt.

Tiny Trumpet, Narrow-leaf Mountain-trumpet, Collomia

Polemoniaceae (Phlox Family)


USDA Symbol: COLI2

USDA Native Status: L48 (N), AK (I), HI (I), CAN (N)

A phlox-like annual, 4-16 in. tall, with small, lilac to white, tubular flowers and narrow, lance-shaped alternate leaves. The slightly hairy stem may be simple or branched above. Several flowers occur in the axils of the crowded upper leves, forming a dense, head-like cluster.


From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Size Class: 1-3 ft.

Bloom Information

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


USA: AK , AZ , CA , CO , CT , HI , IA , ID , IL , IN , MA , ME , MI , MN , MO , MT , ND , NE , NH , NJ , NM , NV , NY , OH , OR , PA , SD , UT , VT , WA , WI , WY
Canada: AB , BC , ON , SK
Native Distribution: N.B. & Gaspe, Que. to B.C., s.w. to WI, NE, NM & CA; widely naturalized elsewhere
Native Habitat: Dry, open woods; dry to mesic, sandy or gravelly prairies

Growing Conditions

Light Requirement: Part Shade
Soil Description: Sandy or gravelly soils.
Conditions Comments: Easy to cultivate.

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Additional resources

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


Record Modified: 2013-06-21
Research By: TWC Staff

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