Description
Whipple’s Penstemon, Penstemon whippleanus
This native is found in western mountain areas from subalpine woodlands to timberline and alpine slopes up to 11,000 ft. The unique deep burgundy-colored tubular flowers with silvery hairs on tall stems will show off well in woodland and rock gardens. Will tolerate partial shade and medium moisture with well-drained soil. For the best germination, sow seeds in the fall or cold stratify by placing the seed in a bag with a small amount of moist peat moss and storing it at 40 degrees for two weeks.
Color: Dark Purple
Height: 8-24
Type: Perennial
Climate: P. Sun/Sun-Med Moisture
Seeds/lb.: 450,000
Rate: 1 oz./150 sq.ft.
Bloom time: June to August
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