Ragwort

Senecio jacobaea

Importance

Normally found in grassland and particularly important in grazing pastures because it is poisonous. Stock will normally avoid it but the weed can become palatable after spraying.

Ragwort - young 21. Both cotyledons and first true leaves are very variable. First true leaves are hairless.
Ragwort - young 12. Young plants form a rosette.

 

Ragwort - mature3. Tall annual or biennial with familiar yellow flowers.