Wildflowers of Toronto's High Park​​

Knapweed, brown
​Centaurea jacea

​Family: Composite/Aster
Introduced
 
Blooms: June to September
Habitat: Waste places 

Height: Up to 1 m
Flower head: up to 4 cm 

​Fringed bracts cover base of flower.

​At first glance this may seem similar to Canada Thistle, but leaves are not prickly.