Mississippi penstemon, Mississippi beardtongue, Smooth white penstemon, Smooth white beardtongue, Talus slope penstemon, Talus slope beardtongue, Foxglove penstemon, Foxglove beardtongue
Scrophulariaceae (Figwort Family)
Flaigg, Norman G.
The foliage of this robust perennial
can be semi-evergreen
in the South. Its erect, 2-5 ft. stems are topped with stalked clusters of white, tubular, unevenly five-lobed flowers which rise in pairs from the upper leaf axils.
Some authorities say this species was originally indigenous only to areas in the Mississippi Basin.
Image Gallery: 19 photo(s) available
Plant CharacteristicsDuration: Perennial Habit: Herb Root Type: Tap Leaf Retention: Semi-evergreen Size Notes:
18 inches to 3 feet Flower:
Flowers 1 inch long
Tan Size Class:
Bloom InformationBloom Color: White
Bloom Time: May , Jun , Jul
Bloom Notes: White with purple lines in throat for bees.
, DC Canada: NB
, QC Native Distribution: ME
s. to VA, AL
& e. TX. Some authorities say its original distribution was limited to the Mississippi River basin. Native Habitat:
Low, moist areas; prairies; open woodlands
Growing ConditionsWater Use: Low , Medium , High
Light Requirement: Sun , Part Shade
Soil Moisture: Wet , Moist , Dry
Soil pH: Acidic (pH<6.8)
CaCO3 Tolerance: Low
Soil Description: Fertile, well-drained loams, clay loams, and sand. Acid preferably but tolerates lime.
Conditions Comments: Will tolerate dry shade.
BenefitUse Ornamental: A great bloomer for clay loam in areas with poor drainage.
Use Wildlife: Hummingbirds and bumblebees
Conspicuous Flowers: yes
Nectar Source: yes