Family: Polemoniaceae

Scientific Name: Polemonium caeruleum

Common Name: Jacob's ladder, Greek Valeian

DescriptionA North American wildflower with blue flowers. Best for shaded moist sites.
Pronunciation(po-lee-MO-nee-um)(se-RU-lee-um)
Plant TypeAll Plants, Wild Flowers
Hardiness Zone2-7
Sunlightpart sun, partial sun, shade, the further north in it's range the more sun it will tolerate
Moistureaverage, moist, never dry
Soil & Siteaverage, moist
Temperaturegrows best in the cooler climates
Flowerslight to dark blue, yellow stamens borne on drooping terminal cymes
Leavesgreen, odd-pinnate compound, up to 20 leaflets or more, can be evergreen
Dimensions18 to 24 inches high
Maintenancein favorable condition's will reseed, plants can be cut back to basal foliage
Propagationseed, division
Misc FactsPolemonion was the greek name for a medicinal plant associated with Polemon, a philosphher, or the King Polemon. In Greek the word Polemos means warlike.
Notes & Reference#04-Herbaceous Perennial Plants (Allan Armitage), #49-The History and Folklore of North American Wildflowers (Timothy Coffey), #100-Wildflowers of Wisconsin and the Upper Midwest (Merel Black and Emmet Judziewicz), #165-Wildflower Perennials for Your Garden (Bebe Miles)
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