This small summer migrant travels from Africa to breed in the reedbeds of the UK. Rarely seen but given away by its insect like trilling call; the movement of the head during calling makes it…

Cock's-foot is a common, tussocky grass of grasslands, woodland rides and cultivated ground - its fluffy, pinky-beige flower heads are quite distinctive.

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…

Efallai mai’r arwydd cyntaf bod y gwanwyn ar ddod ydi’r eirlys yn gwthio’i ffordd drwy bridd barugog coetir, mynwent neu ardd. O fis Ionawr ymlaen, cadwch lygad am ei blodau gwylaidd, gwyn enwog…