Pilea hamaoi

A small annual clearweed of moist, shady places in Japan, Korea and northeast China, very well recorded. It grows through the warm wet summer and dies in autumn, returning from seed, so it is a seasonal plant rather than a long-lived terrarium specimen.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

Damp forest edges, streamsides, ravines and shaded wet ground in temperate deciduous and mixed forest, often in disturbed moist spots.

Recorded from sea level to about 1,880 m, median 600 m.

JapanKoreaChinaRussian Far East

🔒 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.