Plant Wiki

The open plant encyclopedia

Know any plant.
Grow it well.

Snap a photo or search by any name to see how to care for it, where it comes from, whether it's safe, and a 3D model you can turn.

  • 13,000+plants with full pages
  • 365,000+plant species worldwide
  • 220+countries covered

Common in

See all

The plants people record most in your country, and ones that grow there wild.

What do you want to do?

Popular plants

Browse all plants

See them in 3D

All plants in 3D

Browse plants

Filter by what you want to do, shape, origin, country, care and safety.

Plant Wiki › Browse plants

Rose walnut

Cryptocarya onoprienkoana

Also called Rose Maple

Rose walnut
Photo: Unknown authorUnknown author, CC BY 4.0

Cryptocarya onoprienkoana is a large rainforest tree from eastern Queensland, grown mainly as a shade or specimen tree rather than a houseplant. It needs a warm, frost-free site and is rarely cultivated outside its native range.

Family
Lauraceae (Laurel family)
Grows as
Tree
Light
Part shade, Bright indirect
Water
Water regularly while young and in dry spells, letting the top layer dry slightly between waterings.
Soil
Well-drained, moist, fertile soil or a rich peat-based mix.
Temperature
18–30 °C; protect below 5 °C
How easy
Moderate
Native range
NE. & E. Queensland
Climate
seasonally dry tropical

About

Cryptocarya onoprienkoana, commonly known as rose maple, southern maple, rose walnut or pigeonberry ash is a species of flowering plant in the family Lauraceae and is endemic to Queensland. It is a tree with lance-shaped to elliptic leaves, creamy-green, perfumed flowers, and elliptical black to bluish-black drupes.

Where it grows

Rose maple grows in rainforest, sometimes in drier rainforest, at elevations of 50 to 1,000 m (160 to 3,280 ft) between the Windsor Tablelands in the north and Gympie in central Queensland.

Other Cryptocarya plants

Cinnamomum elegans · Cryptocarya agathophylla · Chilean Acorn · Cryptocarya anamalayana · Ivory laurel · Cryptocarya bamagana · Cryptocarya bellendenkerana · Yellow Laurel · Cryptocarya brassii · Cryptocarya burckiana · Cryptocarya caesia · Cryptocarya cercophylla

Text excerpted from the Wikipedia article Cryptocarya onoprienkoana by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Credits & terms

Identify a plant

Point at a leaf or flower and snap. One plant in frame works best.

Your photo
Starting camera…