Common knapweed
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 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 ragged-edged, purple flower heads of Greater knapweed bloom on sunny chalk grasslands and clifftops, and along woodland rides. They attract clouds of butterflies.
Several of Warwickshire’s most threatened species will benefit thanks to almost £500,000 from Natural England’s ‘Species Recovery Programme’.
Introduced from Japan in the 19th century, Japanese knotweed is now an invasive weed of many riverbanks, waste grounds and roadside verges, where it prevents native species from growing.
The Black darter is a black, narrow-bodied dragonfly that can be seen throughout summer and autumn. It is hovers around damp moors, heaths and bogs, darting out to surprise its prey.
A climbing plant of hedgerows and woodlands, Black bryony produces greenish flowers in summer and red, shiny berries in autumn. It is a poisonous plant.
The pungent, rotten smell of Black Horehound makes this medium-sized plant of waste ground and roadside verges stand out from the crowd.
The Black hairstreak is a rare butterfly that is restricted to woodlands and hedgerows containing Blackthorn - the foodplant of the caterpillar. It is both elusive and hard to tell apart from…