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Description
Ceanothus Impressus Dark Star is an evergreen shrub that belongs to the Rhamnaceae family. This plant is native to California and can grow up to 6-10 feet tall and 6-8 feet wide. It has an upright growth habit and dark green leaves that are glossy and oval-shaped. The shrub blooms in late spring to early summer with clusters of deep blue flowers that are fragrant and attractive to bees and butterflies.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rhamnaceae |
| Genus | Ceanothus |
Appearance
Ceanothus Impressus Dark Star is a dense, bushy shrub with an upright growth habit. It has dark green leaves that are glossy and oval-shaped, measuring 1-3 inches long. The flowers are deep blue and grow in clusters that measure 2-4 inches long. The plant blooms in late spring to early summer and attracts bees and butterflies. The bark of the plant is smooth and grayish-brown in color.
Care Guide
Ceanothus Impressus Dark Star requires well-draining soil and full sun exposure. This plant is drought tolerant and requires low to moderate watering during the summer months. It is recommended to fertilize this plant in the spring with a balanced fertilizer. The plant is hardy in USDA zones 7-10.
Common Pests & Diseases
Ceanothus Impressus Dark Star is susceptible to leaf spot and root rot. It is important to avoid overwatering and to ensure that the soil has good drainage. Spider mites and scale insects may also infest this plant. It is recommended to use insecticidal soap or neem oil to control these pests.
Habitat
Ceanothus Impressus Dark Star is native to California and can be found in the coastal regions and foothills. It grows in chaparral and coastal sage scrub habitats.
Question and Answer
Q: How tall can Ceanothus Impressus Dark Star grow?
A: Ceanothus Impressus Dark Star can grow up to 6-10 feet tall and 6-8 feet wide.
Q: When does this plant bloom?
A: Ceanothus Impressus Dark Star blooms in late spring to early summer.
Q: Is this plant drought tolerant?
A: Yes, Ceanothus Impressus Dark Star is drought tolerant and requires low to moderate watering during the summer months.
Q: What pests commonly infest this plant?
A: Spider mites and scale insects may infest this plant.
Related Plants
- Ceanothus thyrsiflorus var. repens
- Ceanothus griseus horizontalis
- Ceanothus gloriosus
References
- “Ceanothus Impressus ‘Dark Star’.” San Marcos Growers. https://www.smgrowers.com/products/plants/plantdisplay.asp?plant_id=624
- “Ceanothus Impressus ‘Dark Star’.” Las Pilitas Nursery. https://www.laspilitas.com/nature-of-california/plants/ceanothus-impressus-dark-star
- “Ceanothus Impressus ‘Dark Star’.” Pacific Horticulture Society. https://www.pacifichorticulture.org/articles/ceanothus-impressus-dark-star/
