Penstemon cobaea var. purpureus  |
| Family | Scrophulariaceae |
| Plant Type | herbaceous perennial |
| Zone | USDA: 5a - 8b RHS: H EGF: H1 - H4 Australia: 1 - 2 |
| Care Level | low, easy, suitable for beginners. |
| Height | 30 - 90 cm (1 - 3 ft) |
| Spread | 30 - 45 cm (12 - 18 in) |
| Light | full sun |
| Soil Moisture | low to average, well-drained |
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| Description | The herbaceous perennial Penstemon cobaea var. purpureus (dew flower) bears showy flowers during late spring. |