Morris Arboretum

Morris Arboretum

Connecting people, plants, and place.

Notice: Our website is currently undergoing maintenance and information may not be current. For assistance please contact info@morrisarboretum.org.

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.

Franklinia alatamaha
Pennock 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.

Asclepia tuberosa 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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Awakening the Senses

Enhance your Arboretum experience, either onsite or when planning a visit:

Arboretum Adventure, this family activity explores the grounds and shares plant science lessons along the way.

Collection Connection, search the Arboretum’s collection records to locate or learn about favorite plants.

Tours, choose from among a selection of guided pathways through the grounds.

Wi-Fi, connect with the Arboretum, or share photos on social media at hotspots located throughout the garden.


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Alerts & Updates

Please be advised that the Rose Garden is closed on Thursday mornings for maintenance.



Please note that weather conditions can change quickly, check back or call (215) 247-5777 before heading out for a visit.

Weather conditions may limit garden access to certain features even if the garden is open – please check the web site or call (215) 247-5777 for updates before visiting. Our visitors’ safety in the garden is our top priority. Therefore when inclement weather is predicted, we will make decisions about closing the garden accordingly.

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