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Description
Lyonothamnus Floribundus is a species of flowering plant in the family Rosaceae. It is commonly known as the Catalina Ironwood and is native to the Channel Islands of California. The tree can grow up to 40 feet tall and features a broad crown with a trunk diameter of up to 3 feet. It has glossy, green leaves that are 2-4 inches long and 1-2 inches wide.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Lyonothamnus |
Appearance
Lyonothamnus Floribundus is a striking tree with a broad, spreading crown that can grow up to 40 feet tall. Its bark is smooth and grayish-brown, and its leaves are glossy, green, and 2-4 inches long and 1-2 inches wide. The tree produces small, white flowers in the spring and summer, which give way to small, brown fruit. Its deep root system makes it an excellent choice for erosion control.
Care Guide
Lyonothamnus Floribundus requires moderate watering and well-draining soil. It prefers full sun but can tolerate partial shade. It is hardy in USDA zones 9-11 and can tolerate temperatures as low as 20°F. Fertilize the tree in the spring and fall with a balanced fertilizer. Prune the tree in the winter to remove dead or damaged branches and to shape the tree.
Common Pests & Diseases
Lyonothamnus Floribundus is susceptible to a few pests and diseases, including aphids, spider mites, and root rot. Aphids and spider mites can be controlled with insecticidal soap or neem oil. To prevent root rot, make sure the tree is planted in well-draining soil and avoid overwatering.
Habitat
Lyonothamnus Floribundus is native to the Channel Islands of California, where it grows in canyon bottoms and on rocky slopes. It is an important species for erosion control and habitat restoration on the islands.
Question and Answer
Q: What is the best time to prune Lyonothamnus Floribundus?
A: The best time to prune the tree is in the winter when it is dormant.
Q: What is the hardiness zone for Lyonothamnus Floribundus?
A: The tree is hardy in USDA zones 9-11.
Q: How often should Lyonothamnus Floribundus be fertilized?
A: The tree should be fertilized in the spring and fall with a balanced fertilizer.
Q: What pests are Lyonothamnus Floribundus susceptible to?
A: The tree is susceptible to aphids, spider mites, and root rot.
Related Plants
- Lyonothamnus aspleniifolius
- Lyonothamnus floribundus ssp. floribundus
- Lyonothamnus floribundus ssp. aspleniifolius
References
- “Lyonothamnus floribundus.” Plant Finder. Missouri Botanical Garden. Accessed 14 April 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=b828
- “Lyonothamnus floribundus.” Calflora. Accessed 14 April 2021. https://www.calflora.org/app/taxon?crn=5649
- “Lyonothamnus floribundus.” UC Master Gardener Program of Sonoma County. Accessed 14 April 2021. https://ucanr.edu/sites/scmg/Plant_of_the_Month/Lyonothamnus_floribundus_-_Catalina_Ironwood/
