UK Flowers: Herbs, Shrubs, Vines & Trees
UK Flowers

UK Purple Viper's-buglossAlso known as: Paterson's Curse

Herb Icon Native Flower     Mildly Toxic
Image of Purple Viper's-bugloss
Echium plantagineum
Family: Boraginaceae

Flower Properties

Property Value
English Name Purple Viper's-bugloss
Also Known As Paterson's Curse
Scientific Name Echium plantagineum
MainColor Purple
PlantType Herb Icon Herb
Distribution Native Flower Native
Season Found June (Jun - Aug)
ImageUrl Echium-002
Photographer DP
Location Found St Albans
Country Found UK
Last Updated 03 September 2026
Photo Quality B

Flower Details

Description

A fast-growing annual or biennial with tall, branching stems covered in bristly hairs and vibrant purple-blue flowers. Popular with pollinators, especially bees, but considered a serious weed in some countries due to its rapid spread.

Distribution

Native to the Mediterranean region. Occasionally cultivated in the UK as an ornamental but sometimes naturalised, particularly in coastal areas.

Medicinal/Other Uses

Historically used in folk remedies, but not common in modern herbal medicine.

Edibility

Not edible.

Human Toxicity Mildly Toxic
Mildly Toxic Mildly_Toxic

Contains pyrrolizidine alkaloids, which are toxic to humans, livestock, and pets if consumed in significant quantities. Can also cause skin irritation.

Pet Toxicity Pet Toxicity

Highly toxic – can cause liver damage in dogs, cats, and livestock if ingested.

Active Compounds

Pyrrolizidine alkaloids, phenolic acids.

Quality Issue

Confused vegitation

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