Penstemon procerus
Small-flowered penstemon
Image © 2004, Ben Legler Photo: bio.winona.edu
Range
Widespread
in the
Climate, elevation
Grows in wide range
of climates at mid- to high elevations.3
Local occurrence
Widespread throughout Washington.4
Habitat preferences
Plant strategy type/successional
stage
Late
seral to climax.
Associated species
Oregon boxwood (Pachystima myrsinites),
Mountain huckleberry (Vaccinium membranaceum),
Alaska huckleberry (Vaccinium alaskaense),
Cinquefoil (Potentilla gracilis),
Phlox (Phlox diffusa),
Yarrow (Achillea millefolium).5
May be collected as
Seeds or cuttings.1
Seed germination
Various germination
requirements are reported for this species:
1) Seed requires 30 day cold, moist stratification.5
2) Seed requires diurnal fluctuating temperatures and light: 20°C in light and 30°C in dark.1
Seed life
Seeds live at least 5
years. 6
Recommended seed storage conditions
In sealed containers
at 1°
to 3°C.
6
- Seed: Sow seeds in March; cover seeds with media; germination occurs at 21°C.1, 6
- Cuttings: Plant cuttings in sandy soil, protect from
frost.1
Soil or medium requirements
Use light, sandy soil
for seeds and cuttings. One recommended
mixture contains 70% 6:1:1 milled sphagnum peat, perlite,
and vermiculite and 30% sand.6
Install as container
seedlings/plants.6
Recommended planting density
No information
available.
No information
available.
Normal rate of growth or spread; lifespan
Long-lived; forms
clumps less than 2 ft. in diameter. 7
1. Rose, R., C.E.C. Chachulski and D.L. Haase. Propagation of
2. United States Department of Agriculture. http://plants.usda.gov/java/profile?symbol=PEPR2.
Accessed 9 April 2006.
3. Pojar, J. and A. MacKinnon.
1994. Plants of the Pacific Northwest Coast.
4. Hitchcock, C.L. and A. Cronquist. 1973. Flora of the Pacific Northwest. Seattle,
WA: University of Washington Press.
5. www.pilchuckaudubon.org/Wild_Sky_Botany.pdf. Accessed 10 April 2006.
6. Native Plants Propagation Protocol
Database. http://nativeplants.for.uidaho.edu/. Accessed 9 April 2006.
7. Lindgren, D. 1992.
List and description of named cultivars
in the genus Penstemon.
Alaine Sommargren, 9 April 2006.