Contents
Description
Androsace Occidentalis, commonly known as Western Rock Jasmine, is a low-growing perennial plant native to the western United States. It is a member of the Primulaceae family and is prized for its clusters of delicate, white or pink flowers that bloom in early summer.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Primulaceae |
| Genus | Androsace |
Appearance
Androsace Occidentalis has a basal rosette of small, oval-shaped leaves that are often tinged with red. The plant grows to a height of 3-6 inches and spreads up to 8 inches wide. The flowers are borne on stems that rise above the foliage and form dense clusters of 5-15 blooms. The flowers are typically white or pink, with a yellow center and have a pleasant fragrance.
Care Guide
Androsace Occidentalis is a low maintenance plant that thrives in well-drained soil and full sun to partial shade. It is drought tolerant and does not require frequent watering. However, it is important to keep the soil moist during the growing season. Fertilization is not necessary, but a light application of a balanced fertilizer in the spring can promote healthy growth. The plant is hardy to USDA Zones 4-8.
Common Pests & Diseases
Androsace Occidentalis is generally pest and disease-free. However, it can be susceptible to root rot if the soil is too wet. Additionally, spider mites and aphids may infest the plant, causing damage to the foliage and flowers. These pests can be controlled with insecticidal soap or by spraying the plant with a strong stream of water.
Habitat
Androsace Occidentalis is native to rocky outcrops and alpine meadows in the western United States, including California, Oregon, and Washington. It thrives in well-drained soil and prefers cooler temperatures.
Question and Answer
Q: Can Androsace Occidentalis be grown in containers?
A: Yes, Androsace Occidentalis can be grown in containers as long as the soil is well-drained and the plant receives adequate sunlight.
Q: How often should Androsace Occidentalis be watered?
A: Androsace Occidentalis is drought tolerant and does not require frequent watering. However, it is important to keep the soil moist during the growing season.
Q: Does Androsace Occidentalis attract bees?
A: Yes, Androsace Occidentalis is a pollinator-friendly plant that attracts bees and other beneficial insects.
Q: When is the best time to plant Androsace Occidentalis?
A: The best time to plant Androsace Occidentalis is in the spring, after the threat of frost has passed.
Related Plants
- Androsace carnea
- Androsace chamaejasme
- Androsace elongata
- Androsace helvetica
References
- Missouri Botanical Garden. (n.d.). Androsace occidentalis. Retrieved from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281859&isprofile=0&
- North Carolina State University Extension. (n.d.). Androsace occidentalis. Retrieved from https://plants.ces.ncsu.edu/plants/all/androsace-occidentalis/
- RHS. (n.d.). Androsace occidentalis. Retrieved from https://www.rhs.org.uk/Plants/11814/Androsace-occidentalis/Details
