Hansen's Northwest Native Plant Database

Fraxinus latifolia (Oregon Ash)



 Plantae Plants


 Tracheobionta Vascular plants


 Spermatophyta Seed plants


 Magnoliophyta Flowering plants


 Magnoliopsida Dicotyledons






 Oleaceae Olive family


 Fraxinus L. ash


 Fraxinus latifolia Benth. Oregon ash

This beautiful member of the olive family is found in riparian areas, often alongside Black Cottonwood, willows and Red Alder.

It is an excellent species for reclamation projects.

Native to coastal Washington and Oregon and the mountain ranges of California, it is hardy to USDA zones 6-9.

At full maturity, Oregon Ash reaches 40 80, with stiff branches and long axils of 5-9 small leaflets.

In fall the leaves turn yellow.

Oregon ash prefers full sun and a moist site but it will tolerate some shade and seasonal flooding.

The photo below, center, is by Jean-Pol GRANDMONT.

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