The tightly packed, thistle-like purple flower heads of common knapweed bloom on all kinds of grasslands. Also regularly called black knapweed, this plant attracts clouds of butterflies.

The fluffy, white heads of common cotton-grass dot our brown, boggy moors and heaths as if a giant bag of cotton wool balls has been thrown across the landscape!

Common couch is a tall, tuft-forming grass of roadside verges, waste ground and arable land. It is very tough and can shade out more delicate plants. Look for flat, blade-like leaves and thin…

Common sorrel is a common plant of grasslands, woodland edges, roadside verges and gardens. It is also known as 'sour ducks' because its leaves taste tart.

A low-growing plant of sand dunes, heaths and grassy places, Common centaury is in bloom over summer. Look for clusters of pretty, pink, five-petalled flowers.

He loves me, he loves me not' is a familiar rhyme associated with what is probably our most well-known plant: the common daisy. Its white-and-yellow flower heads brighten up lawns, verges and…

Common whitebeam is not a common tree, despite its name. It can be found growing wild in a variety of habitats, but is also planted in towns and gardens. Look for shiny, oval leaves with white…

Look for the small, white, star-shaped flowers of Common chickweed all year-round. Sometimes considered a 'weed', it is still a valuable food source for insects.