Description | Rocky Mountain Penstemon (Penstemon strictus) A native hardy, long-lived medium-tall Penstemon. |
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Pronunciation | (pen-STE-mon) |
Plant Type | Perennials Hardy, Wild Flowers |
Hardiness Zone | 4-8 |
Sunlight | best in full, part sun/part shade |
Moisture | average, tolerates moderate draught |
Soil & Site | average, must be well drained especially for the winter |
Flowers | deep purple blue tubular flower, two lobed upper lips project forward over the 3 lobbed lower lips’, inflorescence is secund (flowers directed toward one side) |
Leaves | lance-shaped leaves, mid green |
Stems | stolons |
Dimensions | 2 feet tall, spreading up to two feet |
Maintenance | dead head |
Propagation | division, root cuttings, seeds may or may not need cold stratification |
Native Site | Native to higher elevations in Wyoming, Colorado and New Mexico, United States. |
Misc Facts | Strictus means narrow AKA: Porch Penstemon |
Notes & Reference | #119-Growing Penstemons (Dale Lindgren, Ellen Wilde), #237-Penstemons (Peter Nord) |