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

UK Fool's Parsley

Herb Icon Naturalized Flower     Toxic
Image of Fool's Parsley
Aethusa cynapium
Family: Apiaceae

Flower Properties

Property Value
English Name Fool's Parsley
Scientific Name Aethusa cynapium
MainColor White
PlantType Herb Icon Herb
Distribution Naturalized Flower Naturalized
Season Found September (Jun - Oct)
ImageUrl Aethusa-001
Photographer DP
Location Found Abbots Langley
Country Found UK
Last Updated 15 September 2026
Photo Quality A

Flower Details

Description

Fool's Parsley is an annual herb that resembles true parsley, featuring finely divided, feathery leaves and small white flowers arranged in umbels. It typically grows up to 60 cm tall and emits an unpleasant odour when crushed.

Distribution

Native to Europe, Fool's Parsley is widely distributed across temperate regions and is often found in fields, gardens, and waste areas.

Medicinal/Other Uses

— No significant medicinal uses.

Edibility

Inedible - the plant is toxic and should not be consumed.

Human Toxicity Toxic
Toxic Highly_Toxic

Highly Toxic - ingestion can lead to symptoms such as nausea, vomiting, diarrhoea, and in severe cases, respiratory failure.

Pet Toxicity Pet Toxicity

Highly Toxic to dogs and cats - ingestion can cause severe gastrointestinal distress and potentially fatal respiratory issues.

Active Compounds

Coniine, γ-coniceine, methylconiine.

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