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Rhododendron augustinii

Rhododendron augustinii is an evergreen shrub from central China and Tibet, prized for its clear blue spring flowers. It grows best in cool, moist, acidic, well-drained soil in part shade.

Family: Ericaceae (Heather family)
Light: Part shade, Bright indirect
Water: Keep the soil evenly moist and never waterlogged; use rainwater or soft water where possible.
Soil: Acidic, humus-rich, well-drained ericaceous mix (pH about 4.5 to 6).
Temperature: 5 to 20 °C ideal; hardy to about -15 °C, protect young plants from hard frost and hot sun.
How easy: Moderate
Safety: Toxic: All parts, especially leaves, flowers and nectar, contain grayanotoxins that can cause vomiting, drooling, low blood pressure and weakness if eaten.. Toxic to cats and dogs (ASPCA).

About

Rhododendron augustinii, called the blue rhododendron or Augustine's rhododendron, is a species of flowering plant in the genus Rhododendron native to central China and Tibet. Its Electra Group has gained the Royal Horticultural Society's Award of Garden Merit.

Other Rhododendron plants

Rhododendron album · Rhododendron anthopogon · Rhododendron argyrophyllum · Rhododendron bureavii · Rhododendron calophytum · Rhododendron calostrotum · Bell Flowered Rhododendron · Bent-style rhododendron · Rhodora · Catawba rosebay · Georgian Snow Rose · Dahurian Rhododendron

Text excerpted from the Wikipedia article Rhododendron augustinii 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.

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

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