Dendrobium arachnoideum

A little-known New Guinea Dendrobium described by Schlechter in 1912. The only well-documented wild collections are from the Kokoda Valley in Oro Province, from riverine forest and from old rubber-estate trees. Treat it as a hot lowland epiphyte.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows on trees (epiphyte)

Where it grows wild

Epiphyte in lowland riverine forest and on tall trees in an abandoned rubber estate with dense undergrowth, in the Kokoda Valley near the Maiadi River. It seems tolerant of disturbed forest.

The measured site is at about 370 m in the Kokoda Valley.

New Guinea

🔒 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 Dendrobium

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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. Photo from Wikimedia Commons, used under its Public domain licence, unmodified.