cobaea-flowered penstemon
Also known as: dew flower
A clump-forming perennial to 60cm in height, with large green oval leaves and erect spires of large, impressive, pale to deep purple, bell-shaped flowers; blooms from spring into early summer
Scientific classification
- Species
- cobaea-flowered penstemon (Penstemon cobaea)
- Genus
- Penstemon
- Family
- Plantaginaceae
- Information to be completed
- Toxicity
- Herbaceous Perennial
- Plant type
- 0.5-1 metres
- Height
- 0.5-1 metres
- Spread
- Deciduous
- Foliage
- Clump forming
- Habit
- Spring · Summer · Autumn
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
cobaea-flowered penstemon pictures
Distribution of cobaea-flowered penstemon
Distribution map
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Information to be completed
Culture
Information to be completed
Toxicity
Information to be completed
Quick identification of cobaea-flowered penstemon
Information to be completed
cobaea-flowered penstemon care guide
- Moderate regular watering, allowing brief slight drying between soakings
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate regular watering, allowing brief slight drying between soakings
Fertilizing
FertilizingBalanced perennial feed every four weeks from spring through summer
Pruning
PruningRemove spent flower spikes to help encourage a long season; cut all stems down to low-growing shoots in mid- to late March
Propagation
PropagationPropagate by softwood cuttings in early summer or semi-ripe cuttings in midsummer
Growing
GrowingGrow in well-drained alkaline to neutral soil in full sun. Ideal for prairie planting and wildlife areas as well as borders
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Common pests and diseases
Diseases
May be susceptible to Powdery mildews
Pests
May be susceptible to aphids, slugs, snails and chrysanthemum eelworm
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