Mae'r gragen las yn olygfa gyfarwydd ar draethau ledled y DU ac mae'n hoff fwyd gan bobl, adar môr a sêr môr fel ei gilydd.

As its name suggests, the Melancholy thistle was once used to treat 'melancholia' (depression). Today, it can be found in upland hay meadows showing off its single, purple, thistle-like…

Often growing in swathes along a roadside or field margin, the oxeye daisy is just as at home in traditional hay meadows. The large, white, daisy-like flowers are easy to identify.

Have you ever seen those worm-like mounds on beaches? Those are a sign of lugworms! The worms themselves are very rarely seen except by fishermen who dig them up for bait.

Sphagnum mosses carpet the ground with colour on our marshes, heaths and moors. They play a vital role in the creation of peat bogs: by storing water in their spongy forms, they prevent the decay…

Dyma gewri byd y slefrod môr a’r creaduriaid anhygoel yma yw slefrod môr mwyaf y DU! Mae’r slefren yma’n gallu tyfu i faint clawr bin sbwriel – gan roi iddi ei henw cyffredin arall: slefren fôr…

An uncommon hedgerow and woodland tree of central and eastern England, Purging buckthorn displays yellow-green flowers in spring, and poisonous, black berries in autumn.