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Description
Disa densiflora, also known as the dense-flowered disa, is a terrestrial orchid species that is native to South Africa. It is a small plant, typically growing up to 40cm in height, and blooms from late winter to early spring. The flowers are usually pink or purple in colour, with a distinctive spur at the back. Disa densiflora is a popular plant amongst orchid enthusiasts, due to its vibrant blooms and ease of cultivation.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Asparagales |
| Family | Orchidaceae |
| Genus | Disa |
Appearance
Disa densiflora is a small plant with thin, wiry stems that grow up to 40cm in height. The leaves are elongated, typically measuring between 10-15cm in length, and are dark green in colour. The flowers are borne on long, slender stalks, and are usually pink or purple in colour. They have a distinctive spur at the back, which can be up to 5cm in length. Disa densiflora is a striking plant when in bloom, and its vibrant flowers are sure to catch the eye.
Care Guide
To cultivate Disa densiflora successfully, it is important to provide the plant with the right conditions. Here are some tips on how to care for this species:
Water
Disa densiflora requires consistently moist soil, so it is important to water the plant regularly. Ensure that the soil is never allowed to dry out completely, as this can cause the plant to wilt and die.
Fertilization
Feed Disa densiflora with a balanced orchid fertilizer every two weeks during the growing season, and reduce the frequency during the winter months.
Soil
Disa densiflora prefers a well-draining soil that is rich in organic matter. A mixture of peat moss, perlite, and orchid bark is ideal.
Sunlight
Disa densiflora requires bright, indirect light to thrive. Avoid exposing the plant to direct sunlight, as this can cause the leaves to burn.
Hardiness Zones
Disa densiflora is hardy in USDA zones 9-11.
Common Pests & Diseases
Disa densiflora is susceptible to a range of pests and diseases, including spider mites, scale insects, and bacterial rot. To prevent infestations, inspect the plant regularly and treat any problems promptly.
Habitat
Disa densiflora is native to South Africa, where it grows in damp, marshy areas. It is typically found in the Western Cape region, where it grows at elevations of up to 1200m.
Question and Answer
Q: How often should I water Disa densiflora?
A: Disa densiflora requires consistently moist soil, so it is important to water the plant regularly. Ensure that the soil is never allowed to dry out completely, as this can cause the plant to wilt and die.
Q: What type of soil does Disa densiflora prefer?
A: Disa densiflora prefers a well-draining soil that is rich in organic matter. A mixture of peat moss, perlite, and orchid bark is ideal.
Q: What is the best temperature range for Disa densiflora?
A: Disa densiflora prefers temperatures between 50-75°F (10-24°C).
Q: How often should I fertilize Disa densiflora?
A: Feed Disa densiflora with a balanced orchid fertilizer every two weeks during the growing season, and reduce the frequency during the winter months.
Related Plants
Here are some related plants that you may be interested in:
- Disa Uniflora
- Disa Triangularis
- Disa Orchid
References
- South African National Biodiversity Institute. (2021). Disa densiflora. Retrieved from https://pza.sanbi.org/disa-densiflora/
- Orchid Society of Southern Africa. (n.d.). Disa densiflora. Retrieved from http://orchidssa.com/disadensiflora.html
- Royal Horticultural Society. (n.d.). Disa densiflora. Retrieved from https://www.rhs.org.uk/Plants/44823/Disa-densiflora/Details
