Knotgrass - Polygonum aviculare


Short to medium, erect or sprawling plant. Leaves lanceolate to oval larger on main stem. Ochrea silvery, ragged, few veined, concealing the leaf stalk. Flowers solitary, or in small clusters, greeninsh, with pink or whitish margins.

Identification difficulty

A weed of waste places, roadsides and paths, bare ground etc.

When to see it

June to November.

Life History


UK Status

Common in much of Britain except the far north.

VC55 Status

Very common in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 598 of the 617 tetrads.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map