UK Flowers (Herbs, Shrubs, Trees, Vines & Succulents)
About

Oleander
Shrub Icon Cultivated Flower     Toxic  Pet Toxicity
Image of Oleander
Nerium Oleander
Order: Gerianales Family: Apocynaceae

Flower Properties

Property Value
English Name Oleander
MainColor Pink
PlantType Shrub Icon Shrub
Growth Type Cultivated Flower Cultivated
Season August
ImageUrl Nerium-002
Photographer DP
Location London
Human Toxicity Toxic Highly_Toxic

Flower Details

Description

A dense, evergreen shrub with lance-shaped leaves and clusters of pink, white, or red flowers. Common in Mediterranean-style gardens and warm climates.

Distribution

Native to the Mediterranean region, often grown ornamentally in the UK (mainly in pots or conservatories).

Medicinal/Other Uses

Historically used in small doses for heart conditions, but now obsolete due to extreme toxicity.

Edibility

Highly poisonous — no part of the plant should ever be eaten.

Human Toxicity Toxic

All parts contain powerful cardiac glycosides similar to digitalis. Even small amounts can cause severe poisoning in humans and animals; smoke from burning oleander is also toxic.

Pet Toxicity Pet Toxicity

Extremely toxic — ingestion can cause vomiting, irregular heartbeat, collapse, and death.

Active Compounds

Oleandrin, neriine, digitoxigenin (cardiac glycosides).

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