Hypnum acrostegeum Plant Care
Hypnum acestrostegium Sull.
Updated · Sources · How we source care data
This plant's distinctive feature is its bright green, glossy leaves that form a dense mat. Originating from Japan, Hypnum acestrostegium is highly sought after by plant collectors for its unique appearance and ability to thrive in low light conditions. With its attractive foliage and easy care requirements, this plant is a must-have for any plant enthusiast.
Every 3–7 days
Low to medium indirect light
50–75°F
60–80%
At a glance
How do you care for Hypnum acrostegeum?
Water Hypnum acrostegeum every 3–7 days, letting the top layer of soil dry out between waterings, and give it low to medium indirect light. It prefers temperatures of 50–75°F (10–24°C) and 60–80% humidity. Fertilize it every month during the growing season.
What Is the Hypnum acrostegeum?
Hypnum acrostegeum (Hypnum acestrostegium) belongs to the Hypnaceae family within the Hypnum genus. Hypnum acrostegeum is native to North America, Europe, Asia. Hypnum acrostegeum is also known as Feather moss.
Hypnum acrostegeum displays a low mat-forming growth habit, reaching up to 0.1 ft tall with a spread of approximately 0.5 ft. Hypnum acrostegeum produces non-flowering.
Leaf size: approximately 0.1 inches.
How Often Should You Water a Hypnum acrostegeum?
Hypnum acestrostegium requires watering every 3–7 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 3–7 days
Let soil partially dry between waterings
What Light Does the Hypnum acrostegeum Need?
Hypnum acrostegeum thrives in low to medium indirect light. The optimal light range is 50–200 lux. Avoid placing Hypnum acrostegeum in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Low to medium indirect light
50–200 lux
What Temperature and Humidity Does the Hypnum acrostegeum Prefer?
Hypnum acestrostegium grows best at temperatures of 50–75°F. Hypnum acrostegeum prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
50–75°F
Humidity
60–80%
What Soil Mix Works Best for a Hypnum acrostegeum?
Moist, well-draining soil with high organic matter content. Good drainage is essential for Hypnum acrostegeum to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Hypnum acrostegeum?
Feed Hypnum acrostegeum every month 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 month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Hypnum acrostegeum?
Does not require 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 Hypnum acrostegeum?
Hypnum acrostegeum can be propagated through spores. Similar propagation techniques also apply to cypress-leaved hypnum moss plant care, which shares the same genus.
Is the Hypnum acrostegeum Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Hypnum acrostegeum, 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 Hypnum acrostegeum?
Hypnum acrostegeum is susceptible to generally pest-resistant. 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 Hypnum acrostegeum Need?
Hypnum acrostegeum grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Hypnum acrostegeum is native to North America, Europe, Asia. In cooler regions, grow Hypnum acrostegeum as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Hypnum acrostegeum 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 Hypnum genus — compare its care with other Hypnum species on PlantoScan.
Hypnum is part of the Hypnaceae plant family — browse all Hypnaceae genera and species.
Hypnum acrostegeum copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Hypnum acestrostegium Sull., family Hypnaceae (first published in Proc. Amer. Acad. Arts 5: 287 1861) — World Flora Online record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Hypnum acrostegeum, 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 12a, 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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