Cibotium Glaucum

Description

Cibotium glaucum, commonly known as the Hawaiian tree fern or hapu’u, is a stunning fern that is native to Hawaii. It belongs to the family Cyatheaceae and is known for its large fronds that can grow up to 4 meters in length. This fern is an evergreen perennial that can grow up to 6 meters tall in its natural habitat. It is a slow-growing plant and can take up to 10 years to reach its full height.

Taxonomic Information

Appearance

Cibotium glaucum has a striking appearance with its large fronds that are bright green and glossy. The fronds are bipinnate, which means they are divided into two branches that are again divided into smaller leaflets. The leaflets are lance-shaped and have a serrated margin. The fronds grow from a central trunk that is covered in fibrous scales. The trunk is thick and can be up to 30 cm in diameter.

Care Guide

Cibotium glaucum requires specific care to thrive. Here are some tips for caring for this fern:Water: Water the fern regularly to keep the soil moist. Avoid overwatering as it can cause root rot.Fertilization: Fertilize the fern with a balanced fertilizer once a month during the growing season.Soil: Use well-draining soil that is rich in organic matter.Sunlight: Cibotium glaucum prefers partial shade to full shade. Direct sunlight can scorch its fronds.Hardiness Zones: This fern is hardy in USDA zones 10 to 11.

Common Pests & Diseases

Cibotium glaucum is susceptible to mealybugs, scale insects, and spider mites. These pests can be treated with insecticidal soap or neem oil. This fern is also prone to fungal diseases, such as root rot and leaf spot. Ensure proper drainage and avoid overwatering to prevent these diseases.

Habitat

Cibotium glaucum is native to Hawaii and can be found in wet forests at elevations of 300 to 1,500 meters. It prefers moist, well-draining soil and partial to full shade.

Question and Answer

Q: Can I grow Cibotium glaucum indoors?
A: Yes, you can grow this fern indoors, but it requires bright, indirect light and high humidity.Q: How often should I fertilize my Cibotium glaucum?
A: Fertilize the fern once a month during the growing season with a balanced fertilizer.Q: What is the ideal temperature range for Cibotium glaucum?
A: This fern prefers temperatures between 60 to 80°F (15 to 27°C).Q: How do I propagate Cibotium glaucum?
A: This fern can be propagated by spores or by dividing the rhizome.

Related Plants

Here are some related plants to Cibotium glaucum:

• Cibotium barometz
• Cibotium chamissoi
• Cibotium formosum
• Cibotium regale

References

• “Cibotium glaucum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281018&isprofile=0&basic=cibotium%20glaucum. Accessed 25 May 2021.
• “Cibotium glaucum.” PlantFiles, Dave’s Garden, davesgarden.com/guides/pf/go/62455/. Accessed 25 May 2021.
• “Cibotium glaucum.” World Ferns, www.world-ferns.org/?language=en&id=20. Accessed 25 May 2021.