Primulina swinglei
A rosette-forming gesneriad of southern China and Vietnam that grows on shaded, moist rock faces in forest, much like its many limestone-dwelling relatives. It wants bright shade, high humidity, hot wet summers and a noticeably cooler, drier winter, which also helps it flower.
Where it grows wild
Like most Primulina, it grows on shaded, damp rock faces, ledges and cliff bases in subtropical forest, often on limestone karst, rooting into thin humus in crevices.
Recorded at 137-1,350 m, median about 400 m.
🔒 Growing it like that
The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:
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More Primulina
Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.