Asplenium claphamii

A rare natural hybrid spleenwort named from Great Britain. It is known from very few collections. Grow it like its crevice-dwelling Asplenium relatives: a cool, humid-air rock fern in a gritty mix.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

There are only a few British herbarium specimens and no habitat notes. Hybrid spleenworts like this usually grow where both parents meet, in crevices of rocks or old walls.

No elevation data. British spleenworts of this kind are mostly lowland to low upland plants.

Great Britain

🔒 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 Asplenium

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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.