Large-horned Butterwort Plant Care

Pinguicula macroceras Link

Updated · Sources · How we source care data

Pinguicula macroceras, the California butterwort or horned butterwort, is a species of perennial carnivorous herb that is native to the North American Pacific coast, as well as other select distributions in Canada, Russia, Japan, and the United States. Common names include California butterwort, horned butterwort and butterwort. Pinguicula macroceras belongs to the genus Pinguicula and the family Lentibulariaceae.

Light

Bright indirect light

At a glance

How do you care for Large-horned Butterwort?

Large-horned Butterwort grows best in bright indirect light.

Where Is the Large-horned Butterwort Native To?

Native range4 countries

What Is the Large-horned Butterwort?

Large-horned Butterwort (Pinguicula macroceras) belongs to the Lentibulariaceae family within the Pinguicula genus. Large-horned Butterwort is native to the North American Pacific coast, as well as other select distributions in Canada, Russia, Japan, and the United States.

Large-horned Butterwort displays a low rosette, compact growth habit, reaching up to tall with a spread of approximately . Large-horned Butterwort produces unique, carnivorous flowers in shades of pink, purple, or white.

What Light Does the Large-horned Butterwort Need?

Large-horned Butterwort thrives in bright indirect light. Avoid placing Large-horned Butterwort in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Bright indirect light

What Soil Mix Works Best for a Large-horned Butterwort?

Slightly acidic, nutrient-poor soil mix with good drainage like peat moss and perlite. Good drainage is essential for Large-horned Butterwort to prevent waterlogging, which leads to root rot and fungal issues.

How Do You Repot a Large-horned Butterwort?

Repot annually 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 Large-horned Butterwort?

Large-horned Butterwort can be propagated through leaf cuttings, division, seeds. Similar propagation techniques also apply to balkan butterwort plant care, which shares the same genus.

Is the Large-horned Butterwort Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Large-horned Butterwort, 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 Large-horned Butterwort?

Large-horned Butterwort is susceptible to aphids, fungus gnats, spider mites. 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

Large-horned Butterwort 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 Pinguicula genus — compare its care with other Pinguicula species on PlantoScan.

Pinguicula is part of the Lentibulariaceae plant family — browse all Lentibulariaceae genera and species.

Large-horned Butterwort thrives in bright light and direct sun — see other bright-light plants.

More Pinguicula Species

Other Pinguicula species in PlantoScan's care catalogue share similar watering, light, and soil preferences:

Sources

  • Scientific name & taxonomy: Pinguicula macroceras Link, family Lentibulariaceae (first published in Jahrb. Gewächsk. 1(3): 54 (1820)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Large-horned Butterwort, 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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