It can be identified by its round white blooms, surrounded by three-leaf (or, if you're lucky, four-leaf) clovers. This weed can be useful to grass because it helps increase nitrogen in the soil ...

As with other clover species, white clover has leaves that are composed of three leaflets ... tribenuron often gets added to glyphosate to improve control of white clover. For weed control in waste ...

It has heart-shaped leaves up to 18 cm long and the white flowers can get up to 8 cm in diameter. Each flower produces only one or two large seeds, but these seeds can form new plants should the weed ...

The world's largest weed is the giant hogweed, from Central Asia. It reaches 3.65m (12ft) in height and has leaves 91cm (36in) long. A 14-leaved red clover and a 14-leaved white clover were both ...