Polemonium Acutiflorum, or more commonly know as Tall Jacob's-Ladder, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and blue flowers of the genus Polemonium. It has a rapid growth rate and a height of 3 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring, blooms during summer and is tolerant of shade. Polemonium Acutiflorum or Tall Jacob's-Ladder's floral region is North America US Lower 48, specifically in the state of Alaska.
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