Morris Arboretum

Morris Arboretum

Connecting people, plants, and place.

University of Pennsylvania

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Bloom Calendar

What's in Bloom: July = Location


Clethra barbinervis
Garden Railway

Clethra barbinervis
(white alder)

This lovely Japanese clethra can be enjoyed by the garden railway waterfall.

Papaver somniferum
Rose Garden

Papaver somniferum
(Lauren’s Grape)

This plant is one from which poppy seeds are derived and is a valuable ornamental plant, grown in gardens.

Hypericum frondosum Above the Rose Garden

Hypericum frondosum
‘Sunburst’ (Sunburst St.-John’s-wort)

A small, dense, upright, mounded deciduous shrub noted for its large showy golden yellow flowers and attractive blue-green foliage.


Heliopsis helianthoides
Main Entrance

Heliopsis helianthoides
(false sunflower)

Bright yellow sunny blooms add interest to the entrance meadows.

Hydrangea paniculata
Oak Allée

Hydrangea paniculata
(panicled hydrangea)

Graceful white blooms create a stunning look among the stately oaks.

Potentilla fruticosa
Widener Visitor Center

Potentilla fruticosa
(shrubby cinquefoil)

Cheery yellow flowers thrive in this hot, dry area near the Widener building.


What's in Bloom Year-round?




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