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Blue Pine

Pinus wallichiana

Also called Himalayan White Pine, Himalayan Pine, Bhutan Pine, Wallich's Pine

Blue Pine
Photo: Moskenes, CC BY-SA 4.0

Blue pine is a large evergreen conifer from the Himalaya and nearby mountains, grown in parks and big gardens for its soft, drooping blue-green needles and long cones. It needs room, cool temperate conditions and a sunny, well-drained site.

Family
Pinaceae (Pine family)
Grows as
Tree
Light
Full sun
Water
Water young trees regularly in dry spells; established trees are fairly drought tolerant.
Soil
Well-drained, neutral to acidic loam or sandy soil.
Temperature
Hardy to around -20 °C; prefers temperate climates with cold winters and wet summers.
How easy
Easy
Native range
NE. Aghanistan to China (NW. Yunnan) and N. Myanmar
Climate
temperate

About

Pinus wallichiana is a coniferous evergreen tree native to the Himalaya, Karakoram and Hindu Kush mountains, from eastern Afghanistan east across northern Pakistan and north west India to Yunnan in southwest China. It grows in mountain valleys at altitudes of 1800–4300 m (rarely as low as 1200 m), reaching large sizes from 30–50 m (98–164 ft) in height. It favours a temperate climate with dry winters and wet summers. In Pashto, it is known as Nishtar.

This tree is often known as Bhutan pine, (not to be confused with the recently described Bhutan white pine, Pinus bhutanica, a closely related species). Other names include blue pine, Himalayan pine and Himalayan white pine.

How to grow it

The wood is moderately hard, durable and highly resinous. It is a good firewood but gives off a pungent resinous smoke. It is a commercial source of turpentine which is superior quality than that of P. roxburghii but is not produced so freely.

The tree became available through the European nursery trade in 1836, nine years after the Danish botanist Nathaniel Wallich first introduced seeds to England. It is a popular tree for planting in parks and large gardens, grown for its attractive foliage and large, decorative cones. It is also valued for its relatively high resistance to air pollution, tolerating this better than some other conifers.

Other Pinus plants

Rocky Mountains Bristlecone Pine · Arizona Pine · Chinese White Pine · Mexican White Pine · Jack pine · Turkish Pine · Lacebark Pine · Canary Islands Pine · Caribbean pine · Swiss Pine · Mexican Pinyon · Sand Pine

Text excerpted from the Wikipedia article Pinus wallichiana 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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