Triangle Moonwort Plant Care
Botrychium ascendens W.H.Wagner
Updated · Sources · How we source care data
Botrychium ascendens is a species of fern in the family Ophioglossaceae known by the common names triangle-lobe moonwort and upswept moonwort. It is native to North America from British Columbia to northern California as well as parts of eastern Canada.
Shade to partial shade
At a glance
How do you care for Triangle Moonwort?
Triangle Moonwort grows best in shade to partial shade.
Where Is the Triangle Moonwort Native To?
What Is the Triangle Moonwort?
Triangle Moonwort (Botrychium ascendens) belongs to the Ophioglossaceae family within the Botrychium genus. Triangle Moonwort is native to North America from British Columbia to northern California as well as parts of eastern Canada.
Triangle Moonwort displays a low rosette, clumping growth habit, reaching up to tall with a spread of approximately . Triangle Moonwort produces small, inconspicuous spore-bearing structures.
What Light Does the Triangle Moonwort Need?
Triangle Moonwort thrives in shade to partial shade. Avoid placing Triangle Moonwort in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Shade to partial shade
What Soil Mix Works Best for a Triangle Moonwort?
Well-draining, humus-rich soil with good moisture retention. Good drainage is essential for Triangle Moonwort to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Triangle Moonwort?
Repot every 2-3 years in early 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 Triangle Moonwort?
Triangle Moonwort can be propagated through spores, division of rhizomes. Similar propagation techniques also apply to daisy-leaf grape fern plant care, which shares the same genus.
Is the Triangle Moonwort Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Triangle Moonwort, 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 Triangle Moonwort?
Triangle Moonwort is susceptible to not commonly affected by pests. 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.
Keep exploring plants
Triangle Moonwort 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 Botrychium genus — compare its care with other Botrychium species on PlantoScan.
Botrychium is part of the Ophioglossaceae plant family — browse all Ophioglossaceae genera and species.
Triangle Moonwort copes with lower light than most plants — browse the full list of low-light plants.
More Botrychium Species
Other Botrychium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Botrychium ascendens W.H.Wagner, family Ophioglossaceae (first published in Amer. Fern J. 76: 36, fig (1986)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Triangle Moonwort, 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.
- 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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