large-spiked butterfly bush
Also known as: Information to be completed
A bushy, deciduous shrub, up to 2m tall with lance-shaped, dark green leaves. The panicles of pink or purple flowers have cream and orange centres as they open. Needs a hot summer for singificant flowering, best planted in a sheltered sunny position.

Scientific classification
- Species
- large-spiked butterfly bush (Buddleja macrostachya)
- Genus
- Buddleja
- Family
- Scrophulariaceae
- Information to be completed
- Toxicity
- Shrubs
- Plant type
- 1.5-2.5 metres
- Height
- 1.5-2.5 metres
- Spread
- Deciduous
- Foliage
- Bushy
- Habit
- Spring · Summer · Autumn
- Season of interest
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
large-spiked butterfly bush pictures
Distribution of large-spiked butterfly bush
Distribution map
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Culture
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Toxicity
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Quick identification of large-spiked butterfly bush
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large-spiked butterfly bush care guide
- Moderate deep watering during dry periods, free drainage preferred
- Watering
- Full sun
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate deep watering during dry periods, free drainage preferred
Fertilizing
Balanced shrub feed once in spring
Pruning
Shorten last year's flowering stems to one or two buds from the older woody framework. Remove thin, weak and dead shoots. Prune in early to mid-spring as growth resumes; avoid winter pruning that exposes new shoots to frost.
Propagation
Propagate by hardwood cuttings in autumn, or by semi-hardwood cuttings in summer
Growing
Grow in well-drained soil in full sun. See buddleja cultivation for more detailed advice
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Common pests and diseases
Diseases
May be susceptible to honey fungus, fungal leaf spot, and virus diseases
Pests
May be susceptible to aphids, capsid bugs, caterpillars, earwigs, figwort weevils, glasshouse red spider mite, leaf and bud eelworm, and mullein moth
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