Contents
Description
Erysimum Repandum, commonly known as the western wallflower, is a flowering plant in the Brassicaceae family. It is native to western North America, growing from British Columbia to California. It is a biennial or perennial plant that can reach a height of up to 3 feet.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Brassicales |
| Family | Brassicaceae |
| Genus | Erysimum |
Appearance
Erysimum Repandum has narrow, lance-shaped leaves that are up to 4 inches long. The flowers are yellow or orange and have four petals that are arranged in a cross shape. They bloom in the spring and summer and are fragrant. The plant produces long seed pods that contain small, brown seeds.
Care Guide
Erysimum Repandum prefers well-draining soil that is rich in organic matter. It requires moderate watering and should be fertilized once a month during the growing season. It prefers full sun but can tolerate some shade. It is hardy in USDA zones 5-9.
Common Pests & Diseases
Erysimum Repandum is susceptible to aphids, spider mites, and whiteflies. It can also be affected by fungal diseases such as powdery mildew and downy mildew.
Habitat
Erysimum Repandum is commonly found in rocky areas, on slopes, and in open woods. It prefers well-draining soil and can tolerate drought conditions.
Question and Answer
Q: Is Erysimum Repandum a biennial or perennial plant?
A: It can be either a biennial or perennial plant.
Q: What are the common pests and diseases that affect Erysimum Repandum?
A: Aphids, spider mites, whiteflies, powdery mildew, and downy mildew can affect this plant.
Q: What is the preferred growing zone for Erysimum Repandum?
A: It is hardy in USDA zones 5-9.
Q: Where is Erysimum Repandum native to?
A: It is native to western North America, growing from British Columbia to California.
Related Plants
- Erysimum asperum
- Erysimum capitatum
- Erysimum cheiranthoides
- Erysimum franciscanum
- Erysimum mediohispanicum
References
- https://www.fs.fed.us/database/feis/plants/forb/eryrep/all.html
- https://www.wildflower.org/plants/result.php?id_plant=ERRE3
- https://plants.usda.gov/core/profile?symbol=ERRE3
