Species library › Utricularia › Utricularia cornuta
Carnivorous Well documented

Utricularia cornuta

Horned bladderwort

A terrestrial or semi-aquatic bladderwort of bogs, fens and wet, peaty or sandy lakeshores in eastern North America, Cuba and the Bahamas. Its threadlike leaves and tiny traps stay hidden in wet peat, and in summer it sends up bright yellow flowers with a long, horn-like spur. Grow it like a bog plant: full sun, wet peat and sand, soft water and a cold winter.

Utricularia cornuta
Photo: Orchi, CC BY-SA 3.0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

It grows in bogs, fens, swamps, wetland margins and the shores of rivers and lakes, in peaty, mucky or sandy ground that is saturated or shallowly flooded. It is an obligate wetland plant. The traps sit in the wet substrate and catch tiny soil and water animals.

It is mainly a lowland plant, from sea level into low uplands.

Eastern CanadaWestern CanadaNortheastern United StatesNorth-central United StatesSoutheastern United StatesCubaBahamas

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its CC BY-SA 3.0 licence, unmodified.