Cryptocoryne parva
The smallest Cryptocoryne, a 5-8 cm rosette from Sri Lanka and one parent of C. x willisii. It grows very slowly and needs more light than most crypts.
At home, aim for
Day
Warm-growingTargets in Plantistry
Night
Close to the dayTargets in Plantistry
Humidity
Humid airBand in Plantistry
Light
Dappled lightDLI and PPFD in Plantistry
No rest periodAquatic
Where it grows wild
Streams and wet banks in the hills of central Sri Lanka, growing submerged or emersed; specifics are thin.
No georeferenced records; climate placed at about 240 m, likely lower and warmer than its hill habitat.
Sri Lanka
🔒 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 Cryptocoryne
Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.