Veronica austriaca subsp. teucrium 'Knallblau'
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A compact, clump-forming perennial to around 30cm high, with slightly hairy, toothed grey-green leaves. Spikes of small, star-shaped vivid blue flowers are produced from late spring to early summer

Scientific classification
- Species
- Veronica austriaca subsp. teucrium 'Knallblau' (Veronica austriaca subsp. teucrium 'Knallblau')
- Genus
- Veronica
- Family
- Plantaginaceae
- Information to be completed
- Toxicity
- Herbaceous Perennial
- Plant type
- 0.1-0.5 metres
- Height
- 0.1-0.5 metres
- Spread
- Deciduous
- Foliage
- Bushy · Columnar upright
- Habit
- Spring · Summer · Autumn
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Veronica austriaca subsp. teucrium 'Knallblau' pictures
Distribution of Veronica austriaca subsp. teucrium 'Knallblau'
Distribution map
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Culture
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Toxicity
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Quick identification of Veronica austriaca subsp. teucrium 'Knallblau'
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Veronica austriaca subsp. teucrium 'Knallblau' care guide
- Moderate regular watering, avoid prolonged drought and stagnant waterlogging
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate regular watering, avoid prolonged drought and stagnant waterlogging
Fertilizing
Balanced perennial feed every four weeks spring through summer growth
Pruning
Deadhead to encourage further flowers. Remove faded flower stems in autumn
Propagation
Propagate by division in spring or autumn
Growing
Thrives in moderately fertile, well-drained soil in full sun. Will not tolerate waterlogging
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Common pests and diseases
Diseases
May be susceptible to downy mildews, powdery mildews and leaf spot
Pests
May be susceptible to aphids
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