Polemonium carneum is a plant native to the northwestern United States west of the Cascade Range in Washington south to the San Francisco Bay Area in California. Common names include royal Jacob's-ladder, great polemonium, Oregon polemonium and salmon polemonium. It grows in the lowlands and in prairies to moderate elevations in the mountains, and inhabits woody thickets, open and moist forests, prairie edges, and roadsides. The plant is sometimes grown in gardens as an ornamental.