Autumn Crocus


Hazard Information

Route: Ingestion     Plant Part: All

Scale: High

Seeds rattle when shaken; attracts children.

Severe cases cause collapse & death.



Common Name(s)

Autumn Crocus

or Naked Ladies

Latin Name

Colchicum Autumnale


The rootstock consists of a solid corm with a coat of straight brown fibres. A solitary flower appears  wrapped in a delicate spathe without any stem. The purple lobes are divided into six petals and  there are three orange coloured stigmas. The leaves do not appear until the following Spring.


All parts of this plant are poisonous, especially the corms and seeds. Children can be attracted to the seeds that rattle if shaken.


Burning of the mouth and throat, vomiting, diarrhoea and difficulty in swallowing. In severe cases collapse and death.

Flowering Period

September and October.


Damp meadows, pastures and commonly in the English Midlands. Also many gardens.