The brown, oval flower heads of ribwort plantain balance on top of thin, wiry stems; the resulting seed heads provide food for birds in winter. Look for this 'weed' in lawns, fields and…

A summer visitor, the wheatear is a handsome chat, with black cheeks, white eyestripes, a blue back and a pale orange chest. Look for it on upland heaths and moors.

Great reedmace is familiar to many of us as the archetypal 'bulrush'. Look for its tall stems, sausage-like, brown flower heads and green, flat leaves at the water's edge in our…

Look out for the white, umbrella-like flower heads of lesser water-parsnip along the shallow margins of ditches, ponds, lakes and rivers. When crushed, it does, indeed, smell like parsnip!

On first glance, the meadow thistle looks a bit like a knapweed - it's not as prickly as other thistles and only carries one pinky-purple flower head. It can be found in damp meadows and…

Tansy is an aromatic plant of rough grassland, riverbanks and verges that has button-like, yellow flower heads. It is the main foodplant of the rare Tansy Beetle, now found at only two places in…

A late-flowering plant, Autumn gentian displays pretty, mauve, tube-like flowers atop its reddish stems. It favours dry, chalk grassland and sand dune habitats.

In summer, the 'frothy' flowers of lady's bedstraw can carpet the grasses of meadows, heaths and coasts with yellow and fill the air with a sweet, honey-like scent.

The Welsh poppy is a plant of damp and shady places, roadsides and hillsides. It is also a garden escapee. It flowers over summer, attracting nectar-loving insects.

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.…

Looking a bit like a ragged version of a dandelion, mouse-ear hawkweed has lemon-yellow flower heads that are tinged with red at their outer edges. It likes grassy places with short turf and…