Utricularia hamiltonii

An annual bladderwort endemic to the Top End of the Northern Territory, growing in seasonally waterlogged sand under open Melaleuca and Eucalyptus woodland around Darwin and Litchfield. It appears with the monsoon rains, flowers with single blue-mauve flowers on stems to about 10 cm, and dies as the ground dries.

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

Specimen notes describe seasonally wet sandsheets and sedgelands under open Melaleuca nervosa, Eucalyptus and Grevillea pteridifolia woodland, among sedges such as Dapsilanthus spathaceus; one collection notes thousands of plants.

Lowland; the Darwin coastal plain and Litchfield, close to sea level.

Australia

🔒 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.