Contents
Description
Ceanothus Arboreus Trewithen Blue is an evergreen shrub that is native to California. It can grow up to 20 feet tall and 10 feet wide. The leaves are glossy, dark green, and ovate in shape. The flowers are bright blue and bloom in the spring. This plant is known for attracting birds and butterflies.
Taxonomic Information
| Domain: | Eukaryota |
| Kingdom: | Plantae |
| Phylum: | Spermatophyta |
| Class: | Magnoliopsida |
| Order: | Rosales |
| Family: | Rhamnaceae |
| Genus: | Ceanothus |
Appearance
Ceanothus Arboreus Trewithen Blue has a dense, rounded growth habit. It has thick, leathery leaves that are about 2-4 inches long. The leaves are dark green on top and lighter green on the bottom. The bright blue flowers are clustered together and bloom in the spring. The plant produces small, black fruit that is not edible.
Care Guide
To care for Ceanothus Arboreus Trewithen Blue, it is important to provide it with well-draining soil and full sun exposure. This plant does not do well in wet soil, so it is important to avoid overwatering. It is also important to fertilize the plant in the spring and summer with a balanced fertilizer. This plant can tolerate some drought conditions, but it is important to water it during periods of extended heat. Ceanothus Arboreus Trewithen Blue is hardy to USDA zones 8-10. It does not tolerate frost well, so it is important to protect it from freezing temperatures.
Common Pests & Diseases
Ceanothus Arboreus Trewithen Blue is susceptible to a number of pests and diseases. Some common pests include spider mites, scale insects, and mealybugs. These pests can cause damage to the leaves and flowers of the plant. To control these pests, it is important to regularly inspect the plant and use an insecticidal soap or oil if necessary. Diseases that can affect Ceanothus Arboreus Trewithen Blue include root rot and fungal leaf spot. These diseases can be caused by overwatering or poor drainage. To prevent these diseases, it is important to provide the plant with well-draining soil and avoid overwatering.
Habitat
Ceanothus Arboreus Trewithen Blue is native to California and can be found in coastal scrub, chaparral, and oak woodland habitats. It is a popular landscaping plant in California and is often used in hedges or as a specimen plant.
Question and Answer
Q: Can Ceanothus Arboreus Trewithen Blue be grown in a container?
A: Yes, this plant can be grown in a container, but it will require regular watering and fertilization.
Q: How often should I fertilize Ceanothus Arboreus Trewithen Blue?
A: This plant should be fertilized in the spring and summer with a balanced fertilizer.
Q: How often should I water Ceanothus Arboreus Trewithen Blue?
A: This plant should be watered during periods of extended heat, but it does not do well in wet soil, so it is important to avoid overwatering.
Q: What is the best time of year to prune Ceanothus Arboreus Trewithen Blue?
A: This plant should be pruned in the late spring or early summer after it has finished blooming.
Related Plants
- Ceanothus Concha
- Ceanothus Dark Star
- Ceanothus Yankee Point
References
- “Ceanothus Arboreus Trewithen Blue.” San Marcos Growers, www.smgrowers.com/products/plants/plantdisplay.asp?plant_id=3074.
- “Ceanothus Arboreus Trewithen Blue.” Las Pilitas Nursery, www.laspilitas.com/nature-of-california/plants/ceanothus-arboreus-trewithen-blue.
