Greater celandine is a very common plant that spreads easily in the garden, on waste ground and in hedgerows. It is considered a weed, but the small, yellow flowers provide nectar for insects.

Hedge mustard is a tall plant with small, yellow flowers atop tough stems. It likes disturbed ground and grows in hedgerows and roadside verges, and on waste ground.

A notoriously poisonous plant, hemlock produces umbrella-like clusters of white flowers in summer. It can be found in damp places, such as ditches, riverbanks and waste ground.

Buddleia is a familiar shrub, well-known for its attractiveness to butterflies. It is actually an introduced species, however, that has become naturalised on waste ground, railway cuttings and in…

With its familiar features, the Field pansy is a delicate version of a garden favourite. Usually creamy-yellow in colour, it can be seen in fields and on roadside verges and waste ground.

At night, the pretty, white blooms of white campion produce a heady scent, attracting feeding moths. Look for this wildflower along hedgerows and roadside verges, and on waste ground.

Look for common toadflax on waste ground and grassland, and along roadside verges and hedgerows. Its yellow-and-orange flowers are tightly packed on a tall spike and have distinctive 'spurs…

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.

Once considered a weed of cornfields, the cornflower was nearly wiped out by intensive agricultural practices. Today, it can be found in deliberately seeded areas, and on roadside verges and waste…

Fennel has feathery leaves and open, umbels of yellow flowers. It was probably introduced by the Romans for culinary use, and is now a naturalised species of verges, waste ground and sand dunes.…