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Description
Brachiaria Arizonica is a species of grass that is native to the southwestern United States and northern Mexico. It is commonly known as Arizona signalgrass or Arizona brachiaria. This warm-season grass typically grows 1-3 feet tall and spreads by stolons to form a dense turf. It has a high tolerance for drought, heat, and alkaline soils, making it an ideal choice for arid regions.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Liliopsida |
| Order | Poales |
| Family | Poaceae |
| Genus | Brachiaria |
Appearance
Brachiaria Arizonica has a narrow leaf blade that is typically 2-6mm wide and 5-15cm long. The leaf sheath is smooth and hairless, while the ligule is a fringe of hairs that is up to 1mm long. The inflorescence is a panicle that is 5-20cm long and 2-10cm wide. The spikelets are 2-3mm long and have 3-7 florets. The seeds are brown and about 2mm long.
Care Guide
Water: Brachiaria Arizonica is drought-tolerant and can survive with little water once established. However, it will grow faster and look better with regular watering.Fertilization: This grass does not require much fertilizer, but a balanced fertilizer can help it grow better. Apply the fertilizer in the spring and summer.Soil: Brachiaria Arizonica prefers well-drained soils and can tolerate alkaline soils. It can grow in sandy, loamy, or clay soils.Sunlight: This grass prefers full sun but can tolerate some shade.Hardiness Zones: Brachiaria Arizonica is hardy in USDA zones 8-10.
Common Pests & Diseases
Brachiaria Arizonica is relatively pest-free, but it can be affected by diseases such as leaf blight, rust, and smut. These diseases can be prevented by ensuring good air circulation around the plant and avoiding overwatering. Pests such as grasshoppers, aphids, and cutworms can also occasionally affect this grass, but they can be controlled with insecticides.
Habitat
Brachiaria Arizonica is native to the southwestern United States and northern Mexico. It can be found in desert grasslands, shrublands, and disturbed areas. It is commonly used for erosion control, forage, and turf.
Question and Answer
Q: Can Brachiaria Arizonica be grown in containers?A: Yes, this grass can be grown in containers as long as the container is large enough to accommodate its root system.Q: How often should Brachiaria Arizonica be mowed?A: This grass should be mowed to a height of 2-3 inches every 2-3 weeks during the growing season.Q: Does Brachiaria Arizonica attract wildlife?A: Yes, this grass can provide food and cover for wildlife such as birds, insects, and small mammals.Q: Is Brachiaria Arizonica invasive?A: No, this grass is not considered invasive and is not known to spread aggressively.
Related Plants
- Brachiaria mutica
- Brachiaria decumbens
- Brachiaria ruziziensis
- Brachiaria humidicola
References
- USDA Plants Database: Brachiaria Arizonica
- University of Arizona Cooperative Extension: Arizona Signalgrass
- Turfgrass Water Conservation Alliance: Brachiaria Arizonica
