Contents
Description
Oplopanax is a genus of flowering plants in the Araliaceae family. It is native to Asia and North America, and its species are commonly known as devils club. The genus contains two species, Oplopanax horridus and Oplopanax elatus. These plants are typically found in moist forests and grow up to 6 feet tall. The leaves are large and deeply lobed, and the flowers are small and clustered.
Taxonomic Information
| Domain| Eukaryota || Kingdom| Plantae|| Phylum| Tracheophyta || Class| Magnoliopsida || Order| Apiales || Family| Araliaceae || Genus| Oplopanax |
Appearance
Oplopanax plants have large, palmate leaves that are deeply lobed and can grow up to 12 inches wide. The leaves are dark green in color and have a leathery texture. The flowers are small and white or greenish-yellow in color, and they are clustered in umbels. The fruit is a dark red or black drupe that is about 1/2 inch in diameter.
Care Guide
Oplopanax plants prefer moist soil and partial shade. They can tolerate full sun, but they may require more frequent watering in dry conditions. These plants are hardy in USDA zones 6-9. Fertilize them in the spring with a balanced fertilizer, and water them regularly to keep the soil moist.
Common Pests & Diseases
Oplopanax plants are susceptible to a few pests and diseases. Spider mites, aphids, and scale insects can infest the leaves and stems. These can be treated with insecticidal soap or neem oil. Powdery mildew and leaf spot can also occur, especially in humid conditions. These can be prevented by providing good air circulation and avoiding overhead watering.
Habitat
Oplopanax plants are native to moist forests in Asia and North America. They are often found in streamside habitats, where they can tolerate wet soil conditions. These plants can also grow in upland forests and in open areas.
Question and Answer
Q: Are Oplopanax plants poisonous?
A: The leaves, stems, and fruit of Oplopanax plants are not poisonous, but they are covered in sharp spines that can cause irritation.
Q: Can Oplopanax plants be grown indoors?
A: Oplopanax plants prefer partial shade and moist soil, so they may not do well indoors unless they are provided with adequate light and humidity.
Q: How often should I fertilize my Oplopanax plants?
A: Fertilize Oplopanax plants once a year in the spring with a balanced fertilizer.
Q: How do I propagate Oplopanax plants?
A: Oplopanax plants can be propagated by taking stem cuttings in the spring or by dividing the root ball in the fall.
Related Plants
– Aralia- Panax ginseng- Eleutherococcus senticosus- Hedera helix
References
– “Oplopanax.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c253.- “Oplopanax horridus.” USDA Plants Database, plants.usda.gov/core/profile?symbol=OPHO.- “Devils Club.” British Columbia Ministry of Forests, Lands, Natural Resource Operations and Rural Development, www2.gov.bc.ca/gov/content/environment/plants-animals-ecosystems/plants/invasive-plants/invasive-plant-identification/devils-club.
