Contents
Description
Erythrina Rubrinervia, also known as the Brazilian coral tree, is a deciduous tree native to South America, specifically Brazil, Paraguay, and Argentina. It belongs to the Fabaceae family and is well-known for its striking red flowers.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Erythrina |
Appearance
The Brazilian coral tree can grow up to 30 feet tall and has a spread of 20-30 feet. The tree has a single or multiple trunks with grayish-brown bark that is smooth when young but becomes rough and furrowed as it ages. The leaves are trifoliate, meaning they have three leaflets, and are bright green in color. The flowers are the highlight of the tree, with clusters of red blooms that are 2-3 inches long. The flowers bloom in the spring and summer, attracting hummingbirds and other pollinators. After flowering, the tree produces long, brown seed pods that split open to reveal black seeds.
Care Guide
To care for the Brazilian coral tree, it is important to provide it with well-draining soil and regular watering, especially during hot and dry periods. Fertilize the tree with a balanced fertilizer in the early spring and late summer. The tree thrives in full sun but can tolerate partial shade. It is hardy in USDA zones 9-11.
Common Pests & Diseases
The Brazilian coral tree is generally resistant to pests and diseases, but it can be susceptible to root rot if the soil is too wet. Insects such as spider mites and scale can occasionally infest the tree, but they can be controlled with insecticidal soap or neem oil.
Habitat
The Brazilian coral tree is native to South America, specifically Brazil, Paraguay, and Argentina. It grows in a variety of habitats, including forests, savannas, and grasslands. The tree is also commonly planted in gardens and parks for its ornamental value.
Question and Answer
Q: Is the Brazilian coral tree drought-tolerant?
A: While the tree can tolerate some drought, it prefers regular watering.
Q: Can the Brazilian coral tree be grown in a container?
A: Yes, the tree can be grown in a container, but it may need to be repotted periodically as it grows.
Q: How often should I fertilize my Brazilian coral tree?
A: Fertilize the tree twice a year, in early spring and late summer, with a balanced fertilizer.
Q: How long does it take for the Brazilian coral tree to bloom?
A: The tree typically blooms in the spring and summer, about 2-3 years after planting.
Related Plants
- Erythrina Crista-galli
- Erythrina Flabelliformis
- Erythrina Indica
- Erythrina Verna
References
- “Erythrina rubrinervia.” Missouri Botanical Garden. Accessed 11 Feb. 2021. <http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=285479>.
- “Erythrina rubrinervia.” PlantNET – FloraOnline. Accessed 11 Feb. 2021. <http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Erythrina~rubrinervia>.
- “Brazilian Coral Tree.” University of Florida IFAS Extension. Accessed 11 Feb. 2021. <https://edis.ifas.ufl.edu/st080>.
