Tassel Fern Plant Care
Huperzia phlegmaria (L.) Rothm.
Updated · Sources · How we source care data
Phlegmariurus phlegmaria, synonym Huperzia phlegmaria, commonly known as either coarse tassel fern or common tassel fern, is an epiphytic species native to rainforests in Madagascar, some islands in the Indian Ocean, Asia, Australasia and many Pacific Islands. Phlegmariurus phlegmaria is commonly found in moist forests and rainforests at high altitudes, in and amongst mosses and other epiphytes.
Every 7–14 days
Indirect light, avoid direct sun
60–75°F
50–70%
At a glance
How do you care for Tassel Fern?
Water Tassel Fern every 7–14 days, letting the top layer of soil dry out between waterings, and give it indirect light, avoid direct sun. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 8 months during the growing season.
Where Is the Tassel Fern Native To?
What Is the Tassel Fern?
Tassel Fern (Huperzia phlegmaria) belongs to the Lycopodiaceae family within the Huperzia genus. Tassel Fern is native to rainforests in Madagascar, some islands in the Indian Ocean, Asia, Australasia and many Pacific Islands. Tassel Fern is also known as Lycopodium.
Tassel Fern displays a low-growing, spreading ground cover growth habit, reaching up to 0.5 ft tall with a spread of approximately 1 ft. Tassel Fern produces non-flowering plant.
Leaf size: approximately 2 inches.
How Often Should You Water a Tassel Fern?
Huperzia phlegmaria requires watering every 7–14 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 7–14 days
Let soil partially dry between waterings
What Light Does the Tassel Fern Need?
Tassel Fern thrives in indirect light, avoid direct sun. Avoid placing Tassel Fern in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Indirect light, avoid direct sun
What Temperature and Humidity Does the Tassel Fern Prefer?
Huperzia phlegmaria grows best at temperatures of 60–75°F. Tassel Fern prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a Tassel Fern?
Well-draining, acidic soil with high organic matter content. Good drainage is essential for Tassel Fern to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Tassel Fern?
Feed Tassel Fern 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 Tassel Fern?
Repot every 1-2 years in spring. 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 Tassel Fern?
Tassel Fern can be propagated through spores, division of rhizomes. Similar propagation techniques also apply to appalachian spikemoss plant care, which shares the same genus.
Is the Tassel Fern Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Tassel Fern, 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 Tassel Fern?
Tassel Fern is susceptible to spider mites, scale insects. 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 Tassel Fern Need?
Tassel Fern grows outdoors in USDA Zone 11a – 12b. It survives winters down to planting zone 11a. Tassel Fern is native to rainforests in Madagascar, some islands in the Indian Ocean, Asia, Australasia and many Pacific Islands. In cooler regions, grow Tassel Fern as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 11a – 12b
Keep exploring plants
Tassel Fern 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 Huperzia genus — compare its care with other Huperzia species on PlantoScan.
Huperzia is part of the Lycopodiaceae plant family — browse all Lycopodiaceae genera and species.
Tassel Fern thrives in bright light and direct sun — see other bright-light plants.
More Huperzia Species
Other Huperzia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Huperzia phlegmaria (L.) Rothm., family Lycopodiaceae (first published in Feddes Repert. Spec. Nov. Regni Veg. 54: 62 (1944)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Tassel Fern, 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 11a – 12b, estimated from the plant's typical growing conditions.
- 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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