Nepenthes deaniana

A pitcher plant known only from the summit region of Thumb Peak (Mount Pulgar), a small ultramafic mountain near Puerto Princesa on Palawan in the Philippines. It grows at about 1180–1300 m, and early collectors reported pitchers a foot long. In cultivation it is an intermediate-to-highland plant that needs bright light, cool nights and high humidity.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

A terrestrial pitcher plant of the summit vegetation of an ultramafic mountain, where the soil is poor and the vegetation is stunted and open. It grows in bright conditions among low scrub.

The literature gives 1180–1296 m on Thumb Peak. The four GBIF records with an elevation give 1580 m, higher than the mountain itself.

Philippines (Palawan)

🔒 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.