Identify common weeds

Lesser trefoil is procumbent winter or rarely summer annual found in grassy places and open ground. It is common throughout Britain and is recorded up to 1,600 ft.

Knotgrass is a procumbent annual weed frequently troublesome among cereals and root crops on most arable soils.

Ivy-leaved speedwell is a native annual, common in cultivated ground throughout the UK.

Himalayan balsam is an introduced annual naturalised along riverbanks and ditches. It prefers moist soils but will grow anywhere. Himalayan balsam grows up to 3 m tall and is reputed to be the tallest annual plant found in the UK.

Henbit dead-nettle is a small native annual found throughout the UK on arable land and in waste places.

Hedge mustard is an erect annual or overwintering plant native in waste places on rough and cultivated ground. It also grows on disturbed sites such as gardens, roadsides and field margins.

Common mouse-ear is a short-lived perennial, native in grassland and in open cultivated and waste ground.

Coltsfoot is a widespread, native, rhizomatous perennial that occurs on all but the more acid soils.

Information on habit, biology, persistence & spread for Cat's-ear.

Bulbous buttercup is a native perennial with an annually renewed swollen corm-like stem base from which arise one or more aerial shoots.