Species

Nerium oleander

Common Name(s)

Oleander

Family

Apocynaceae

Flora Category

Vascular - Exotic

Structural Class

Dicotyledonous Trees & Shrubs

Habitat

Terrestrial. Persisting in the vicinity of old plantations.

Features

Much-branched shrub to about 4 m high. Leaves opposite and shortly petiolate, to 15 x 2.5 cm on flowering shoots, to 25 x 4 cm on suckering shoots. Large pink flowers with reddish-purple calyx. Flowers are usually single but can be semi-double. Fruits are uncommon, but are up to 18 cm long when produced.

Similar Taxa

Nerium is widely cultivated and over 400 varieties have been described, but there is just 1 species in the genus.

Flowering

November, December, January, February, March.

Flower Colours

Red / Pink

Year Naturalised

1950

Origin

Mediterranean region, S.W. Asia

Reason for Introduction

Ornamental.

Life Cycle and Dispersal

Seed is only formed when 2 or more varieties are grown together.

Tolerances

Appears restricted to the warmest parts of New Zealand.

Poisonous plant

All parts of this plant are very poisonous.

This page last updated on 25 Feb 2016