Species library › Hoya › Hoya aldrichii
Hoyas Partly documented

Hoya aldrichii

A vigorous, hairless climbing Hoya found only on Christmas Island in the Indian Ocean, where it is a common epiphyte in the shrublands of the coastal terraces. It has elliptic leaves 7.5–15 cm long and umbels of 15–30 pink or white flowers with pink to deep purplish-pink coronas, borne on long-lived spurs that flower again each season. It suits warm, bright conditions similar to many lowland hoyas.

Hoya aldrichii
Photo: John Tann from Sydney, Australia, CC BY 2.0, via Wikimedia Commons
At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
No rest periodClimber

Where it grows wild

A climbing epiphyte in the shrubland and scrub of Christmas Island's coastal limestone terraces, where it scrambles through shrubs and over trees in fairly bright light.

GBIF records with elevations are at 20–120 m, on the lower coastal terraces.

Christmas Island

🔒 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. Photo from Wikimedia Commons, used under its CC BY 2.0 licence, unmodified.