Cow parsley Anthriscus sylvestris

Also known as: Queen Anne's lace

Best time to see: Apr to Jun

Key facts

Its flat heads of lacy white flowers line many roadsides in spring, and also hedgerows and the edges of woods

Leaves are triangular, bi- or tri-pinnate; rounded stems are hollow; grows up to 1.5m

Naturalised in many parts of the US, where it is regarded as dangerously invasive

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© Tony Gunton