Mock Orange (Philadelphus spp.)

(Philadelphus spp.)


Mock-Orange-philadelphusMock Orange Flowers

Typically a rounded shrub that grows to roughly 1.5 to 3 m. in high. It has long red stems when new that fade to gray with age  as the young bark shreds in small flakes  The light green leaves are arranged opposite, usually oval, 3 to 5 cm long, smooth or serrated along the edges and have a a rough texture. The clusters of flowers are produced at the ends of long stems, they have four white petals roughly 4 cm. long and numerous yellow stamens in the center. The shrub is covered in a mass of blossoms at the peek of the flowering season. The flowers produce a sweet, heavy scent similar to orange blossoms but with a hint of pineapple. It’s fruit is a small capsule about a centimeter long that is hard and has woody pointed wings, which contain many brown seeds.

Native to southern British Columbia,  western North America, from the Sierra Nevada in northwestern California, east to Idaho and Montana.

Conditions of Poisoning:
Ingestion, Skin contact

Toxic Principle:
Juglone,  a respiration inhibitor

Clinical Symptoms:
Reactions are unknown


 Lone Star English Setter Club provides this information
as a partial reference of the potential poisons that could harm your dog.
We are not veterinarian’s and DO NOT provide medical help.

 If you think that your animal is ill or may have ingested a poisonous substance,
contact your local veterinarian or
the ASPCA’s 24-hour emergency poisoning hotline directly