A number are common weeds in fields and on disturbed ground.

He stood on the walkway, between them, gazing at the disturbed ground.

It can also be a pioneer species of disturbed ground.

It is an annual plant growing in arable land and disturbed ground.

It is a native of disturbed ground in Europe.

For no apparent reason the tracks turned south along the disturbed ground of the bomb line.

It can be abundant after bushfires and on disturbed ground.

The species seems adapted to thriving near human activity, for it also emerges from disturbed ground.

The seeds are most likely to germinate on disturbed ground where the light level is more than 5% of full sunlight.

The plant apparently needs disturbed ground to become established, as it is not found growing in undisturbed areas.