Odontonema cuspidatum, commonly known as Firespike, is a tropical evergreen shrub that belongs to the Acanthaceae family. Native to Central and South America, this plant can grow up to 6 feet tall. Its glossy, dark green leaves are lance-shaped and can reach up to 8 inches in length. The plant produces bright red or pinkish-red tubular flowers, which are densely packed into spikes at the ends of the stems.
Firespike is a popular ornamental plant, admired for its attractive foliage and striking flowers that bloom from late summer through fall. It prefers partial shade or filtered sunlight but can also thrive in full sun if provided with adequate moisture. Firespike requires well-draining soil and regular watering during dry periods.
The plant attracts hummingbirds, butterflies, bees, and other pollinators with its nectar-rich flowers. It can be propagated through stem cuttings or seeds but may require pruning after flowering to promote optimal growth.
Traditionally, Firespike has been used for medicinal purposes, such as treating fever, throat inflammation, or mouth ulcers, due to its antibacterial properties. Extracts from its leaves have been shown effective against Staphylococcus aureus bacteria strains, among others, in some studies of its phytochemical constituents. However, it should be noted that further research is needed to provide conclusive recommendations regarding the medicinal use of this plant species.
Botanical profile.
- Plant Type
- Herb, Shrub
- Life Cycle
- Perennial
- Genus
- Odontonema
- Family
- Acanthaceae
- Hardiness Zone
- 9-11
- Mature Height
- 1.22 m to 1.83 m
- Mature Spread
- 0.61 m to 1.22 m
- Leaf Color
- Green
- Leaf Type
- Evergreen
- Flower Color
- Red
- Flower Size
- 2.54 cm to 5.08 cm
- Bloom Time
- Mid summer, Late summer, Fall
- Planting Time
- Spring, Autumn
- Harvest Time
- Fall, Early winter, Mid winter
- Native Area
- Honduras, Mexico, Guatemala
Other names.
