
Buddleja davidii
Buddleja davidii · also Butterfly-bush, Orange eye, Summer lilac
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Buddleja davidii, also known as butterfly bush, is a flowering shrub native to most of China and Tibet. It is widely cultivated as an ornamental plant, featuring fragrant lilac-purple flowers that attract a variety of pollinators. This species is tolerant of dry, poor soils.
Where it grows
Trees in each city's inventory, with the share of that city's named trees this species accounts for.
- 2440.02%—1.3 in
- 1230.01%——
- 40.00%—5.0 in
- 40.01%——
- 20.00%—3.9 in
- 10.00%——
- 10.00%——
- 10.01%——
No city in this list records planting dates for this species, so age is blank throughout.
Traits
- Foliage
- Deciduous
- Mature height
- 12–20 ft
- Canopy spread
- 12–15 ft
- Drought tolerance
- Moderate
- Wildlife value
- High
- Blooms
- Mar, Apr, May
Trunk diameters across every city: median 1.3 in, mean 1.5 in, 90th percentile 2.5 in. Measured at breast height, as published by each inventory.
Native range
Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.
Temperate Broadleaf & Mixed Forests
- Central China Loess Plateau mixed forests
Montane Grasslands & Shrublands
- Southeast Tibet shrublands and meadows
Other Buddleja in the catalogue
3 of the top 2,000 species are in this genus.