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Rhododendron ochraceum

Rhododendron ochraceum
Photo: Daderot, CC0

Rhododendron ochraceum is an evergreen rhododendron tree from southwest China, growing 2 to 6 m tall with crimson flowers. It is grown mainly in cool, humid gardens with acidic soil and shelter from hot sun.

Family
Ericaceae (Heather family)
Grows as
Tree
Light
Part shade
Water
Keep soil evenly moist and never waterlogged, using rainwater or soft water where possible.
Soil
Acidic, humus-rich, free-draining soil or ericaceous mix.
Temperature
10–22 °C; protect from frost and hot dry winds.
How easy
Moderate
Safety
Toxic: All parts contain grayanotoxins, which can cause nausea, vomiting, low blood pressure and heart rhythm problems if eaten.. Toxic to cats and dogs (ASPCA).
Native range
China (SC. Sichuan, NE. Yunnan)
Climate
temperate

About

Rhododendron ochraceum (峨马杜鹃) is a rhododendron species native to Chongqing (Nanchuan), southern Sichuan, and northeastern Yunnan, China, where it grows at elevations of 1,700–3,000 m (5,600–9,800 ft). It is an evergreen tree that typically grows to 2–6 m (6.6–19.7 ft) in height, with leaves that are oblanceolate and 5–8.5 × 1.2–2.5 cm in size. The flowers are crimson.

Two varieties are accepted:

Other Rhododendron plants

Rhododendron aberconwayi · Sagan Dalya · Rhododendron adenogynum · Rhododendron adenosum · Rhododendron aganniphum · Cascade azalea · Rhododendron albrechtii · Rhododendron album · Rhododendron alutaceum · Rhododendron annae · Rhododendron anthopogon · Rhododendron araiophyllum

Text excerpted from the Wikipedia article Rhododendron ochraceum 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.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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