penstemon 'Razzle Dazzle'
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A bushy, semi-evergreen perennial to 90cm tall, with slender dark green leaves and in summer and autumn tubular flowers of glowing dark red with fine stencilling borne over a long period
Scientific classification
- Species
- penstemon 'Razzle Dazzle' (Penstemon 'Razzle Dazzle')
- Genus
- Penstemon
- Family
- Plantaginaceae
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- Toxicity
- Herbaceous Perennial
- Plant type
- 0.5-1 metres
- Height
- 0.1-0.5 metres
- Spread
- Semi evergreen
- Foliage
- Bushy
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun · Partial shade
- Sunlight
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- Ideal temperature
penstemon 'Razzle Dazzle' pictures
Distribution of penstemon 'Razzle Dazzle'
Distribution map
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Culture
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Toxicity
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Quick identification of penstemon 'Razzle Dazzle'
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penstemon 'Razzle Dazzle' care guide
- Moderate watering, avoid winter wet around the crown
- Watering
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate watering, avoid winter wet around the crown
Fertilizing
FertilizingLight balanced feed in spring and early bloom
Pruning
PruningDeadhead after flowering to maintain vigour and prolong flowering, then cut back to 15cm in late winter and early spring
Propagation
PropagationPropagate by softwood cuttings in early summer or semi-hardwood cuttings in midsummer
Growing
GrowingPenstemon cultivation in fertile, well-drained soil in full sun or partial shade. In cold areas, protect plant overwinter with a dry winter mulch
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Common pests and diseases
Diseases
May be affected by a downy mildew, grey moulds, powdery mildews and a fungal leaf spot
Pests
May be attacked by slugs, snails, aphids and leaf and bud eelworms
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