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Description
Angraecum Sesquipedale, also known as the Darwin Orchid, is a species of orchid that is native to Madagascar. This orchid was named after Charles Darwin, as he predicted the existence of a moth with a long proboscis that is capable of pollinating this orchid.The plant produces long, narrow leaves that can grow up to 15 inches (38 cm) long. The flowers are white and waxy, with a long spur that can grow up to 12 inches (30 cm) in length. The orchid blooms from late summer to early winter and produces a sweet fragrance at night.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Asparagales |
| Family | Orchidaceae |
| Genus | Angraecum |
Appearance
The Angraecum Sesquipedale has long, narrow leaves that grow up to 15 inches (38 cm) in length. The flowers are white and waxy, with a long spur that can grow up to 12 inches (30 cm) in length. The orchid blooms from late summer to early winter, and the flowers produce a sweet fragrance at night.
Care Guide
Water
The Angraecum Sesquipedale prefers to be watered once a week during the growing season, and less frequently during the winter months. It is important to avoid overwatering, as this can lead to root rot.
Fertilization
This orchid should be fertilized every two weeks during the growing season, using a balanced fertilizer that is diluted to half strength. It is important not to over-fertilize, as this can damage the roots.
Soil
The Angraecum Sesquipedale does not require soil, as it is an epiphytic orchid that grows on trees. Instead, it should be grown in a well-draining potting mix that contains bark, sphagnum moss, and perlite.
Sunlight
This orchid prefers bright but indirect sunlight, and should be protected from direct sunlight, as this can burn the leaves.
Hardiness Zones
The Angraecum Sesquipedale is not cold hardy and should be kept in temperatures between 60-85°F (16-29°C).
Common Pests & Diseases
The Angraecum Sesquipedale can be susceptible to spider mites, scale insects, and mealybugs. It is important to monitor the plant regularly and treat any pest infestations promptly.
Habitat
The Angraecum Sesquipedale is native to Madagascar, where it grows in the tropical rainforests at elevations of 1,000-2,500 feet (300-800 meters) above sea level. It is an epiphytic orchid that grows on trees, and can also be found on rocks and in crevices.
Question and Answer
Q: What is the significance of the long spur on the Angraecum Sesquipedale?
A: The long spur on the Angraecum Sesquipedale is believed to be an adaptation for pollination by a moth with a long proboscis.
Q: How often should I water my Angraecum Sesquipedale?
A: The Angraecum Sesquipedale prefers to be watered once a week during the growing season, and less frequently during the winter months.
Q: What kind of fertilizer should I use for my Angraecum Sesquipedale?
A: This orchid should be fertilized every two weeks during the growing season, using a balanced fertilizer that is diluted to half strength.
Q: Where is the Angraecum Sesquipedale native to?
A: The Angraecum Sesquipedale is native to Madagascar.
Related Plants
- Angraecum eburneum
- Angraecum magdalenae
- Angraecum leonis
- Angraecum distichum
References
- https://www.orchids.org/grexes/angraecum-sesquipedale
- https://www.gardeningknowhow.com/ornamental/flowers/orchids/darwin-orchid-plant-care.htm
- https://www.thespruce.com/angraecum-sesquipedale-profile-1902778
