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Description
Clematis Occidentalis is a perennial climbing vine that is native to western North America. It is commonly known as Western Blue Virgin’s Bower and belongs to the Ranunculaceae family. This plant has a woody stem that can reach up to 10 feet in length and produces masses of small, pale blue flowers that bloom from June to September. The flowers are followed by feathery seed heads that release their seeds during autumn.
Taxonomic Information
| Domain: | Eukarya |
|---|---|
| Kingdom: | Plantae |
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Ranunculales |
| Family: | Ranunculaceae |
| Genus: | Clematis |
Appearance
Clematis Occidentalis has green, glossy leaves that are divided into three to five leaflets. The flowers are small, around 1 inch in diameter, with four to six petals that are pale blue in color. The stamens and pistils are prominent and attract pollinators such as bees and butterflies. The feathery seed heads that follow the flowers are also attractive and can persist throughout winter. This plant can grow up to 10 feet in length and is a great addition to garden trellises and walls.
Care Guide
Clematis Occidentalis prefers well-draining soil that is rich in organic matter. It also requires regular watering, especially during dry periods. Fertilize with a balanced fertilizer in the spring and summer to promote healthy growth and flowering. This plant thrives in partial shade to full sun and is hardy to USDA zones 5-9.
Common Pests & Diseases
Clematis Occidentalis is susceptible to powdery mildew, a fungal disease that appears as a white, powdery coating on the leaves. To prevent this disease, make sure to provide good air circulation and avoid watering the leaves. This plant may also be susceptible to aphids and spider mites, which can be controlled with insecticidal soap or neem oil.
Habitat
Clematis Occidentalis is native to western North America and can be found growing in a variety of habitats, including woodlands, meadows, and along stream banks. It is a hardy plant that can tolerate a wide range of soil types and moisture levels.
Question and Answer
Q: Can Clematis Occidentalis be grown in containers?
A: Yes, but make sure to choose a large container and provide support for the plant to climb on.
Q: Does Clematis Occidentalis attract pollinators?
A: Yes, the flowers attract bees and butterflies.
Q: When is the best time to prune Clematis Occidentalis?
A: Prune in late winter or early spring before new growth begins.
Q: How often should I fertilize Clematis Occidentalis?
A: Fertilize with a balanced fertilizer in the spring and summer.
Related Plants
- Clematis tangutica
- Clematis montana
- Clematis armandii
- Clematis viticella
References
- https://www.fs.fed.us/wildflowers/plant-of-the-week/clematis_occidentalis.shtml
- https://www.gardeningknowhow.com/ornamental/vines/clematis/clematis-occidentalis-info.htm
- https://www.gardenia.net/plant/clematis-occidentalis
