Green Ash

Green Ash

Fraxinus pennsylvanica

Oleaceae (Olive Family)

▲ mature tree

▲ ▼ leaves

▲ twig and buds

▲ bark (gray, deeply-furrowed)

▲ ▼ mature trees after severe 2007 ice storm

▲ smaller cultivar after severe 2007 ice storm

Location on campus: two large trees in lawn area east of Karls Hall, between Hill and Craig Hall

Fraxinus pennsylvanica: Green Ash

• very similar to white ash except:
  • leaflets more pubescent underneath (less whitish) and turn yellow for fall color
  • leaf scar is shield shaped-- not indented at top
  • more tolerant of dry and variable soils than white ash