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PlantSnap
Plant Care
Antelope greenhood
(Pterostylis laxa)
Also Known As
Antelope greenhood, Lax greenhood, Narrow greenhood
About This Plant
Pterostylis laxa is a species of orchid known for its unique and intricate flowers. The flowers are green and white, with a long, narrow labellum that resembles a tongue. The plant has a single leaf that grows close to the ground and is covered in fine hairs.
Plant Care Instructions
Outdoor Size Range
6-12 inches (15-30 cm)
Light Requirements
Pterostylis laxa prefers bright, indirect light. It can tolerate some direct sunlight, but too much can damage the leaves and flowers.
Humidity Needs
Pterostylis laxa prefers moderate to high humidity levels. To increase humidity, place a tray of water near the plant or use a humidifier.
Fertilizing Schedule
Fertilize Pterostylis laxa once a month during the growing season (spring and summer) with a balanced orchid fertilizer. Do not fertilize during the dormant season (fall and winter).
Pruning Guidelines
Pterostylis laxa does not require pruning. Remove any dead or yellowing leaves as needed.
Common Pests and Diseases
Common pests for Pterostylis laxa include spider mites, mealybugs, and scale insects. Treat infestations with insecticidal soap or neem oil.
Indoor Size Range
6-8 inches (15-20 cm)
Watering Schedule
Water Pterostylis laxa once a week, making sure the soil is moist but not waterlogged. Allow the soil to dry out slightly between waterings.
Temperature Range
Pterostylis laxa prefers temperatures between 60-75°F (15-24°C). It can tolerate slightly cooler temperatures but should be kept away from drafts.
Growing Season
Pterostylis laxa grows in the spring and summer months.
Growing Difficulty Level
Pterostylis laxa is considered moderately difficult to grow. It requires specific growing conditions and can be sensitive to changes in temperature and humidity.
USDA Hardiness Zones
Pterostylis laxa is not rated for USDA hardiness zones as it is an indoor plant.
Did You Know?
Pterostylis laxa is pollinated by fungus gnats, which are attracted to the flower's scent and crawl into the flower to mate. As they do so, they inadvertently pollinate the flower.
