Contents
Description
Gunnera Mexicana, also known as Giant Rhubarb, is a fast-growing perennial plant native to Mexico and Central America. It belongs to the Gunneraceae family and is known for its large leaves that can grow up to 2 meters in diameter. The plant can reach a height of 3 meters and produces small, reddish-brown flowers.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Angiosperms |
| Class | Magnoliopsida |
| Order | Gunnerales |
| Family | Gunneraceae |
| Genus | Gunnera |
Appearance
Gunnera Mexicana is a striking plant with large leaves that can grow up to 2 meters in diameter. The leaves are deeply lobed and resemble the shape of a giant umbrella. They have a rough texture and are dark green in color. The plant produces small, reddish-brown flowers that are not very noticeable.
Care Guide
To grow Gunnera Mexicana, it is important to provide the right care. Here are some tips:Water: The plant needs to be kept moist at all times. Water it regularly but make sure not to overwater it as this can cause root rot.Fertilization: Fertilize the plant with a balanced fertilizer every two weeks during the growing season.Soil: The plant prefers a rich, well-draining soil that is high in organic matter.Sunlight: The plant prefers partial shade but can tolerate full sun if the soil is kept moist.Hardiness Zones: Gunnera Mexicana can tolerate temperatures as low as -5°C (23°F) and is hardy in USDA zones 8-10.
Common Pests & Diseases
Gunnera Mexicana is generally a healthy plant, but it can be susceptible to pests and diseases. Here are some common ones:Pests: The plant can be attacked by slugs and snails, which can damage the leaves. Aphids can also be a problem.Diseases: The plant is susceptible to root rot if it is overwatered. Powdery mildew can also be a problem if the plant is grown in a humid environment.
Habitat
Gunnera Mexicana is native to Mexico and Central America, where it grows in wetlands and along streams and rivers. It prefers moist, well-draining soils and can tolerate partial shade.
Question and Answer
Q: Can Gunnera Mexicana be grown in containers?
A: Yes, but the container needs to be large enough to accommodate the plant’s large leaves and extensive root system.Q: Can Gunnera Mexicana be propagated by cuttings?
A: Yes, but it is easier to propagate the plant by division in the spring.Q: How often does Gunnera Mexicana need to be fertilized?
A: Fertilize the plant every two weeks during the growing season.Q: Is Gunnera Mexicana a good plant for a water garden?
A: Yes, it is an excellent plant for a water garden as it prefers moist soils.
Related Plants
Here are some related plants to Gunnera Mexicana:- Gunnera manicata- Rheum rhabarbarum- Rheum palmatum- Rheum officinale
References
– “Gunnera Mexicana.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=d415.- “Gunnera Mexicana.” Royal Horticultural Society, www.rhs.org.uk/Plants/221379/Gunnera-mexicana/Details.
