Pinus nigra 'Arnold Sentinel' / Arnold Sentinel Austrian Black Pine

A dense, columnar tree with strong upright branching and dark green needles. It was selected by propagators at Harvard's Arnold Arboretum in 1984 from seed collected in Turkey in 1970. [RHS Encyclopedia of Conifers]

(Jacobson) Tightly upright; the original clone in 1987 was 16' tall and 4 feet wide. A cultivar of P. nigra var. pallasiana.

Pinus nigra 'Arnold Sentinel' Photo taken at The Gotelli Collection of The US National Arboretum during May 2006; Washington, D.C. Plant exibited snow damage.
Photo by Dax Herbst