Introduced from Japan in the 19th century, Japanese knotweed is now an invasive non-native plant of many riverbanks, waste grounds and roadside verges, where it prevents native species from…

Ydych chi wedi gweld wyneb chwilfrydig morlo llwyd erioed, yn codi rhwng y tonnau wrth i chi ymweld â thraeth? Gellir gweld morloi llwyd yn gorwedd ar draethau yn aros i’w bwyd fynd i lawr.…

Kissing under the mistletoe is a much-loved Christmas tradition, making this plant familiar to us all. It actually grows as a parasite on trees - look for it hanging off branches in large balls…

Sometimes called 'Wild spinach', Sea beet can be cooked and eaten. It grows wild on shingle beaches, cliffs and bare ground near to the sea, as well as in saltmarshes.

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…

Petty spurge is found on cultivated ground, such as gardens, fields and waste ground. It displays cup-shaped, green flowers in clusters and oval, green leaves.

This small reddish-purple seaweed grows in small branching fans on rocky shores. It is widely used in the food industry - and might have been used to produce your ice cream, beer or even jelly!…

Despite its name, Common knotgrass is not a grass, but is actually related to the docks. It has wiry stems that grow along the ground, and is a weed of waste ground, gardens and arable fields.

Groundsel is a 'weed' of cultivated and disturbed ground like field edges, roadside verges and waste ground. It has clusters of yellow flowers that turn fluffy and white as the plant…