Family: Oleaceae

Scientific Name: Fraxinus pennsylvanica Patmore

Common Name: Patmore Green Ash


Patmore Ash (Fraxinus pennsylvanica) is a cultivar of the green Ash with an evenly branched crown. Ash trees have become decimated by the emerald ash borer.

Plant TypeTrees Deciduous, Site author's observations
Hardiness Zone3-9
Soil & Siteaverage
Flowersa seedless Ash
Leavespinnate compound with 5-7 dark green serrated leaflets. Fall coloration has been inconsistent for the tree in my yard.
Dimensions50-60 feet tall by 35 feet spread, pyramidal with a strong central leader, ascending branches, can become rounded
MaintenanceEmerald Ash Borer problem, almost impossible to control
Propagationtop graft
Cultivar OriginSelected from a group of seedlings in 1967 by Richard Patmore of Patmore Nursery, Brandon, Manitoba. The seedling were growing in the town of Vegreville, Alberta Canada
Author's NotesThe Ash trees in our state have been decimated by the emerald ash borer. Lost a Patmore Ash and 3 others on my property.
Notes & Reference#01-Manual of Woody Landscape Plants (Michael Dirr), #93-North American Landscape Trees (Arthur Lee Jacobson)
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