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

UK Bitter Dock

Herb Icon Invasive Flower     First Aid Symbol  Edible Symbol  Mildly Toxic
Image of Bitter Dock
Rumex obtusifolius
Family: Polygonaceae

Flower Properties

Property Value
English Name Bitter Dock
Scientific Name Rumex obtusifolius
MainColor Red
PlantType Herb Icon Herb
Distribution Invasive Flower Invasive
Season Found July (Jun - Oct)
ImageUrl Rumex-004
Photographer DP
Location Found Abbots Langley
Country Found UK
Last Updated 13 September 2026
Photo Quality A

Flower Details

Description

Broad-leaved Dock is a robust perennial plant with large, oval leaves that have a distinctive wavy margin. It produces tall spikes of small greenish flowers that turn brown as they mature. The plant can grow up to 1.5 metres in height and is often found in disturbed soils, pastures, and roadsides.

Distribution

It is native to Europe but has spread to many temperate regions worldwide, including North America and New Zealand. It thrives in moist, nutrient-rich soils.

Medicinal/Other Uses First Aid Symbol

✅ Traditionally used for its astringent properties to treat skin conditions and digestive issues. The leaves are also used in folk remedies to relieve nettle stings.

Edibility Edible Symbol  

Caution Advised - Young leaves are edible when cooked, but older leaves contain oxalic acid, which can be harmful in large quantities.

Human Toxicity Mildly Toxic
Mildly Toxic Mildly_Toxic

Mildly Toxic - Contains oxalic acid, which can contribute to kidney stones if consumed in large amounts.

Pet Toxicity Pet Toxicity

Mildly Toxic to dogs and cats - Ingestion may cause mild gastrointestinal upset.

Active Compounds

Oxalic acid, anthraquinones, tannins.

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