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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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Polemonium foliosissimum (Towering jacob's-ladder)
Bransford, W.D. and Dolphia

Polemonium foliosissimum

Polemonium foliosissimum A. Gray

Towering Jacob's-ladder, Leafy Polemonium

Polemoniaceae (Phlox Family)



USDA Native Status: L48 (N)

Towering Jacobís-ladder is a 1-3 ft. perennial with branched or unbranched stems and an abundance of attractive, pinnately compound foliage. The showy, lavender to white, funnel-shaped flowers, divided into five segments, occur in flat-topped clusters.


From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

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

Bloom Information

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


USA: AZ , CO , ID , NM , NV , UT , WY
Native Distribution: AZ, NM, CO & UT
Native Habitat: Moist, mt. stream banks; mt. brush or open woods

Growing Conditions

Light Requirement: Part Shade
Soil Moisture: Moist
Soil Description: Rich, moist soils.
Conditions Comments: Not Available


Description: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

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


Record Modified: 2010-11-07
Research By: TWC Staff

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