Rhododendron

Rhododendron ponticum

Physical Characteristics

Rhododendron ponticum is an evergreen Shrub growing to 5 m (16ft 5in). See above for USDA hardiness. It is hardy to UK zone 7. It is in leaf all year, in flower from May to June. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: mildly acid soils and can grow in very acid soils. It can grow in semi-shade (light woodland). It prefers moist soil.

Distribution

W. Europe to the Caucasus and Lebanon. Naturalized in Britain[17].

Habitats

Woodland Garden Dappled Shade; Shady Edge; Hedge;

Edible Uses

None known

Medicinal Uses

Antirheumatic Cardiac A medicine made from the plant is used to treat heart and circulation malfunctions, but it should not be used without expert supervision[9].

Known Hazards

Although no specific mention of toxicity has been seen for this species, it belongs to a genus where many members have poisonous leaves. The pollen of many if not all species of rhododendrons is also probably toxic, being said to cause intoxication when eaten in large quantities[183].