Cryptocoryne affinis

One of the hardiest and most widely grown aquarium Cryptocoryne, native to shaded forest streams of Peninsular Malaysia. It grows fully submerged or emersed, spreads by runners, and dislikes hard, calcium-rich water.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

No rest periodAquatic

Where it grows wild

Shallow, slow to moderate forest streams in lowland rainforest, rooted in sandy or muddy beds, submerged in high water and emersed in low water.

Mainly lowland streams; few records carry an elevation.

Peninsular MalaysiaPahangPerakThailand

🔒 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.