Common chickweed
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.
Common club-rush
The dark green, straight and spiky stems of common club-rush or 'bulrush' are a familiar wetland sight. They are ideal for weaving and were traditionally used to make baskets, seats and mats.
Common clubtail
The Common clubtail is on the wing in spring and summer. It is an elusive dragonfly that is easiest to see when it first emerges. It can be found along rivers in Southern England and Wales.
Common cockchafer
This large, brown beetle can be seen swarming around streetlights in spring. They live underground as larvae for years and emerge as adults often in large numbers. Listen for their characteristic buzzing sound.
Common comfrey
The drooping, tubular, pink flowers of Common comfrey are a familiar sight to many gardeners. Sometimes considered a 'weed', this hairy plant can be used as an organic fertiliser and a form of slug control.
Common cotton-grass
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
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 flower spikes.
Common cow-wheat
Common cow-wheat is a delicate annual that brightens up the edges of acid woodland and heaths with deep golden flowers in the summer.
Common crane
As the UK’s tallest bird the common crane is instantly recognisable with the ruffle of tail feathers and very long legs. Their bugling call is also very distinctive.
Common crossbill
As it names suggests, the common crossbill has a large bill that is crossed at the tip - perfect for picking the seeds out of pine cones. Look for it in conifer woodlands, mainly in the north and south.
Common cuttlefish
Cuttlefish are related to squids and octopuses – a group of molluscs known as cephalopods. You may have seen the chalky internal shell, called a cuttlebone washed up on beaches around the UK. These are often used in budgie cages, as a calcium-rich dietary supplement for the bird.
Common daisy
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 short turf almost everywhere.