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Buddleja bhutanica

Buddleja bhutanica is a deciduous shrub from Bhutan, grown mainly in botanic collections, with fragrant white flower panicles. It is tender and does best in mild, frost-free climates.

Family
Scrophulariaceae (Scrophulari family)
Grows as
Shrub
Light
Full sun, Part shade
Water
Water regularly during the growing season and let the top of the soil dry slightly between waterings.
Soil
Well-drained, fertile loam with added organic matter.
Temperature
15–28 °C; protect below 5 °C, as it is not hardy in the UK and is around USDA zone 9.
How easy
Moderate
Native range
Bhutan
Climate
wet tropical

About

Buddleja bhutanica is a species of flowering shrub endemic to Bhutan, where it grows in bush on mountain slopes at elevations around 1,700 m. The shrub was first described and named by Yamazaki in 1971.

How to grow it

Buddleja bhutanica is not hardy in the UK; attempts at introduction, at the Chelsea Physic Garden and the Teignmouth Orangery, both failed.

Hardiness: USDA zone 9.

Other Buddleja plants

Buddleja acuminata · Himalayan Butterfly Bush · Buddleja alata · Buddleja albiflora · Fountain butterflybush · Buddleja americana · Buddleja anchoensis · Buddleja araucana · Buddleja aromatica · Dogtail · Weeping Sagewood · Buddleja axillaris

Text excerpted from the Wikipedia article Buddleja bhutanica by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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