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Description
Earina Autumnalis, commonly known as the Autumn Earina, is a small epiphytic orchid native to New Zealand. It belongs to the Orchidaceae family and is a popular choice among orchid enthusiasts for its delicate and unique appearance. This plant blooms in autumn, hence its name, and produces small, white, star-shaped flowers with a sweet fragrance.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Liliopsida |
| Order | Asparagales |
| Family | Orchidaceae |
| Genus | Earina |
Appearance
The Earina Autumnalis has thin, wiry stems that grow up to 15cm in length. The leaves are small and narrow, measuring only 2-3cm long and 0.5cm wide. The flowers are the most striking feature of this plant, as they are small, white, and star-shaped. The petals and sepals are thin and delicate, with a subtle pink and yellow tint.
Care Guide
Water: The Earina Autumnalis requires regular watering, but it’s important not to overwater it. Water once a week, allowing the plant to dry out slightly between watering.
Fertilization: Fertilize the plant every two weeks during the growing season with a balanced orchid fertilizer.
Soil: This plant is an epiphyte, which means it doesn’t require soil to grow. Instead, it can be grown in a well-draining orchid mix, or attached to a piece of bark or other material.
Sunlight: The Earina Autumnalis prefers bright, indirect sunlight. It can tolerate some direct sunlight, but too much can scorch the leaves.
Hardiness Zones: This plant is hardy in USDA zones 9-11.
Common Pests & Diseases
The Earina Autumnalis is prone to common orchid pests, such as spider mites, thrips, and mealybugs. It can also be susceptible to fungal and bacterial diseases, such as root rot and leaf spot. To prevent these issues, make sure the plant is kept in a well-ventilated area and avoid overwatering.
Habitat
The Earina Autumnalis is native to New Zealand and can be found growing in forests and on trees. It prefers a humid environment and can be grown in a terrarium or greenhouse setting.
Question and Answer
Q: How often should I water my Earina Autumnalis?
A: Water your plant once a week, allowing it to dry out slightly between watering.
Q: What kind of fertilizer should I use for my Earina Autumnalis?
A: Use a balanced orchid fertilizer and fertilize every two weeks during the growing season.
Q: Can my Earina Autumnalis tolerate direct sunlight?
A: The plant prefers bright, indirect sunlight, but can tolerate some direct sunlight. Too much direct sunlight can scorch the leaves.
Q: What are some common pests and diseases that affect the Earina Autumnalis?
A: Common pests include spider mites, thrips, and mealybugs. The plant can also be susceptible to fungal and bacterial diseases such as root rot and leaf spot.
Related Plants
- Earina Aestivalis
- Earina mucronata
- Earina persoonii
- Earina rosea
References
- “Earina Autumnalis” – The Complete Guide to Growing Orchids
- “Earina Autumnalis” – New Zealand Native Orchids
- “Earina Autumnalis” – Native Orchids of New Zealand
- “Earina Autumnalis” – Royal Horticultural Society
