Plants : BrassicaceaeFerns and Flowering Plants

Sisymbrium orientale L.

Eastern Rocket

Description: Not native; a casual of waste and disturbed ground. A frequent urban weed in the Belfast area and some other towns.

All names: Sisymbrium orientale L.; Sisymbrium columnae Jacq.

Distribution Map from NBN: Sisymbrium orientale at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Sisymbrium orientale at iNaturalist World Species Observations database.

 Hackney, P., 2026. Sisymbrium orientale. L.. [In] Flora of Northern Ireland.
https://habitas.org/flora/species.php?item=2909. Accessed on 2026-11-02.