Agrostis trachychlaena Plant Care
Agrostis trachychlaena C.E.Hubb.
Updated · Sources · How we source care data
Agrostis trachychlaena is a species of grass in the family Poaceae. It is endemic to Inaccessible and Nightingale Islands, Tristan da Cunha.
Every 3–5 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Agrostis trachychlaena?
Water Agrostis trachychlaena every 3–5 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 60–80°F (16–27°C) and 40–70% humidity. Fertilize it every 8 months during the growing season.
What Is the Agrostis trachychlaena?
Agrostis trachychlaena (Agrostis trachychlaena) belongs to the Poaceae family within the Agrostis genus. Agrostis trachychlaena is native to Inaccessible and Nightingale Islands, Tristan da Cunha.
Agrostis trachychlaena displays an upright, tufted grass growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Agrostis trachychlaena produces small inconspicuous flowers.
Leaf size: approximately 12 inches.
How Often Should You Water a Agrostis trachychlaena?
Agrostis trachychlaena requires watering every 3–5 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 3–5 days
Let soil partially dry between waterings
What Light Does the Agrostis trachychlaena Need?
Agrostis trachychlaena thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Agrostis trachychlaena Prefer?
Agrostis trachychlaena grows best at temperatures of 60–80°F. Agrostis trachychlaena prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Agrostis trachychlaena?
Well-draining loamy soil. Good drainage is essential for Agrostis trachychlaena to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Agrostis trachychlaena?
Feed Agrostis trachychlaena every 8 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 8 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Agrostis trachychlaena?
Rarely needs repotting. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Agrostis trachychlaena?
Agrostis trachychlaena can be propagated through seeds, division. Similar propagation techniques also apply to mueller's bentgrass plant care, which shares the same genus.
Is the Agrostis trachychlaena Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Agrostis trachychlaena, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Agrostis trachychlaena?
Agrostis trachychlaena is susceptible to aphids, grasshoppers, cutworms. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Agrostis trachychlaena Need?
Agrostis trachychlaena grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Agrostis trachychlaena is native to Inaccessible and Nightingale Islands, Tristan da Cunha. In cooler regions, grow Agrostis trachychlaena as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Agrostis trachychlaena is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Agrostis genus — compare its care with other Agrostis species on PlantoScan.
Agrostis is part of the Poaceae plant family — browse all Poaceae genera and species.
Agrostis trachychlaena thrives in bright light and direct sun — see other bright-light plants.
More Agrostis Species
Other Agrostis species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Agrostis trachychlaena C.E.Hubb., family Poaceae (first published in Bull. Brit. Mus. (Nat. Hist.), Bot. 8: 383 (1981)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Agrostis trachychlaena, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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