Species library › Utricularia › Utricularia macrocheilos
Carnivorous Partly documented

Utricularia macrocheilos

A tiny annual terrestrial bladderwort known only from the mountains of Guinea and Sierra Leone, where it grows among wet rocks and seepages in submontane grassland. It is close to U. micropetala but has much longer corolla lips. It is almost unknown in cultivation, so these conditions are built from herbarium labels, the monsoon climate of the Guinea highlands and general culture of annual tropical terrestrial bladderworts.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

Wet open rock outcrops, seepage grassland and small streams in submontane savanna on granite. Collectors' labels read 'open rock hill in seepage', 'in small stream, seepage grassland' and 'savanne herbeuse sur le granite'.

Wild records with elevations run from about 690 m to 1,320 m, mostly around 700-1,000 m in the Guinea highlands and Sierra Leone's mountains.

GuineaSierra Leone

🔒 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.