BRITAIN'S "most dangerous" plant, giant hogweed, is starting to appear as the weather warms. Often found on riverbanks where flowing water easily spreads its seeds downstream, giant hogweed became ...

Standing 15 to 20 feet tall, giant hogweed towers over most plants. It combines 5-foot wide, irregularly notched, compound leaves with coarse white bristles clumping around its leaf stalks.

giant hogweed can be identified by its clusters of small white flowers, its hollow stalks covered by coarse hairs and purplish spots and its green, jagged leaves. “It’s a huge plant.

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 ...