Utricularia racemosa

Utricularia racemosa Wall. is a synonym of Utricularia caerulea, the blue bladderwort. It is a small, variable terrestrial bladderwort with violet-blue to pink flowers. The records here come from wet, sunny ground in southern Japan, Korea and China, where summers are hot and winters near freezing.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Full sunDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

As U. caerulea it grows as a terrestrial plant in wet, shallow soils over rock, in wet grasslands, swamps and near streams, always in open communities.

Mostly lowland, rising to 2,100 m in the tropics. The East Asian records here are at 25–230 m.

JapanKoreaChinaTropical AsiaTropical AfricaAustralia

🔒 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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More Utricularia

Utricularia resupinata Utricularia inflata Utricularia gibba Utricularia dichotoma Utricularia livida Utricularia aurea Utricularia caerulea Utricularia macrorhiza Utricularia pubescens Utricularia sandersonii Utricularia uliginosa Utricularia andongensis All 287 →

Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.