Penstemon Confertus, or more commonly know as Yellow Penstemon, is a subshrub forb/herb with green foliage and yellow flowers of the genus Penstemon. It has a rapid growth rate and a height of 2 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during mid summer, is tolerant of shade and is routinely available commercially. Penstemon Confertus or Yellow Penstemon's floral region is North America US Lower 48, specifically in the states of Idaho, Montana, Oregon and Washington.
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