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Philadelphus inodorus (Scentless mock orange)
Cressler, Alan

Philadelphus inodorus

Philadelphus inodorus L.

Scentless Mock Orange

Hydrangeaceae (Hydrangea Family)

Synonym(s): Philadelphus gloriosus, Philadelphus grandiflorus, Philadelphus inodorus var. carolinus, Philadelphus inodorus var. grandiflorus, Philadelphus inodorus var. laxus, Philadelphus inodorus var. strigosus

USDA Symbol: phin5

USDA Native Status: L48 (N), CAN (I)

Globular, multiple-stemmed, 6-12 ft. shrub with upright branching, becoming arching with age. Older bark is orange-brown and exfoliating. Large, white, sweet-scented flowers, usually in clusters of three, have four, showy, cup-shaped petals.


From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Shrub
Leaf Retention: Deciduous
Fruit Type: Capsule
Size Notes: Up to about 12 feet tall.

Bloom Information

Bloom Color: White
Bloom Time: Apr , May , Jun


USA: AL , AR , CT , DC , FL , GA , IL , IN , KY , LA , MA , MD , MS , MT , NC , NJ , NY , OH , PA , RI , SC , TN , VA , WI
Native Distribution: Chiefly in the mts. from VA & KY to GA & AL; escaped northward
Native Habitat: Moist, rocky woods; stream banks

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.


Description: Propagate by seed or softwood cuttings.
Seed Treatment: Seeds require no special treatment.
Commercially Avail: yes

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Mt. Cuba Center - Hockessin, DE

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Philadelphus inodorus in USDA Plants
FNA: Find Philadelphus inodorus in the Flora of North America (if available)
Google: Search Google for Philadelphus inodorus


Record Modified: 2022-10-20
Research By: TWC Staff

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