Golden banks of common rock-rose make a spectacular sight on our chalk and limestone grasslands in summer. A creeping shrub, it is good for bees, moths and butterflies.

Familiar as the bristly plant that easily hooks on to our clothing as we walk through the countryside or do the gardening, cleavers uses its hooks to help it climb and to disperse its seeds.

As its name suggests, Himalayan balsam is from the Himalayas and was introduced here in 1839. It now an invasive weed of riverbanks and ditches, where it prevents native species from growing.

A fierce predator of small fish and flying insects, the brown trout is widespread in our freshwater rivers. It is has a golden body, flanked with pale-ringed, dark spots.

As its name suggests, giant hogweed it a large umbellifer with distinctively ridged, hollow stems. An introduced species, it is an invasive weed of riverbanks, where it prevents native species…

Dyma un o’n buchod coch cota mwyaf cyffredin ac mae’r marciau coch a du ar y fuwch goch gota saith smotyn yn gyfarwydd iawn. Mae buchod coch cota’n ffrindiau da i arddwyr gan eu bod yn bwyta…

The bright green ring-necked parakeet is an escapee and our only naturalised parrot; its success is likely due to warmer winters.

Beautiful demoiselle’s are, well, beautiful! Often confused for a dragonfly, these giants of the damselfly world are hard to miss with their metallic blue and green colours.