Butterfly bush
Buddleja davidii
ShrubSecondary
A fast pioneer shrub that fills gaps and floods the system with pollinator forage almost instantly. Prolific self-seeder that escapes into the wild, so deadhead hard or avoid where regulated.
Tolerances & traits
- Strata
- Shrub
- Lifecycle
- Secondary
- Soil preference
- Sandy, Loam, Rocky
- Soil pH range
- 5.5 – 8
- Min. temperature
- -20°C
- Min. rainfall
- 500 mm/year
- Wind tolerance
- Medium
- Frost tolerance
- High
- Growth rate
- Fast
- Irrigation needed
- Low
How to manage it
Hard-prune in late winter to keep it compact and vigorous; deadhead spent flower spikes before seed set to limit spread.
Watch out for
Name corrected from 'Buddlea' to Buddleja davidii. Classified as invasive/noxious in many regions (UK, US, NZ) - self-seeds prolifically into wild and disturbed ground; check local regulations before planting.
Design your line to see how your land fits Butterfly bush.
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