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Penstemon, Beardtongue Penstemon spp. Scrophulariaceae Leave are opposite, obovate, entire, or toothed; panicle with tubular flowers. Plant Form or Habit: rounded Plant Type: perennial Plant Use: beds & borders Propagation: seed Light Requirement: high Flower Color: Red Blooming Period: summer fall Height: 2-3' Width: 1-2' Foliage Texture: medium Heat Tolerance: medium Water Requirements: medium Additional Comments: Needs a well-drained soil; adapted to dry, rocky environments. Found in small crevices and on sheer bluffs.
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