Creeping Thistle Rust - Puccinia punctiformis


A red brown rust fungus that is particularly common on the underside of the leaves of Creeping Thistle.

Identification difficulty

Wherever Creeping Thistle (Cirsium arvense) is present.

When to see it

May to August.

Life History

It overwinters as mycelium in the root stock and can kill the thistle plant before flowering. It can be transmitted by insects.

UK Status

Common and widespread in Britain.

VC55 Status

Common in Leicestershire and Rutland.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map