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Northern Knotgrass

Polygonum boreale

Please keep in mind that it is illegal to uproot a plant without the landowner's consent and care should be taken at all times not to damage wild plants. Wild plants should never be picked for pleasure and some plants are protected by law.
For more information please download the BSBI Code of Conduct PDF document.

Plant Data

Flowering Months:
JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC
Order:
Caryophyllales
Family:
Polygonaceae (Dock)
Type:
Flower
Life Cycle:
Annual
Maximum Size:
60 centimetres tall
Habitats:
Beaches, farmland, roadsides, sand dunes, seaside, wasteland.

Flower:
֍
Pink, 5 petals
 
White flowers, pink-edged. The flowers are slightly larger than Common Knotgrass (Polygonum aviculare). The flowers are situated at the bases of the leaves.
Fruit:
The fruit is an achene.
Leaves:
A scrambling annual flower with oblong-oval leaves.. Northern Knotgrass differs from most other species of knotgrass in that it's leaves are much larger. The leaves are short-stalked and rounded at the ends.
Frequency (UK):
Unusual  
Similar Species:
Distribution Map

Reproduced by kind permission of the BSBI.

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