Northern IWM factsheet – common sowthistle

Northern IWM factsheet – common sowthistle

Common sowthistle (Sonchus oleraceus L.), also known as milk thistle, is a dicotyledonous annual weed.

The plants are erect and fleshy and possess hollow, smooth stems that exude a milky latex when damaged. The weed can grow up to 1.5 m in height. Plants of common sowthistle can be either present as a rosette or upright in their growth form. Its leaves may vary in colour and the amount of serration on their margins (Figure 1). Common sowthistle seeds possess a pappus, which helps in seed dispersal through the wind.

Download Factsheet

Factsheets

View all
Fact Sheet

Windrow burn chute for CASE harvester

CAD designs for a narrow windrow burning chute suited to a CASE header – suitable for adaptation to other harvester makes. Read More...
Fact Sheet

Wild radish factsheet

Increasing resistance to multiple herbicide modes of action is forcing growers to adopt diverse strategies to control wild radish. Read More...
Fact Sheet

Farm Practices Survey Report 2021

The report provides information on the adoption of a range of weed management practices on Australian grain farms. Read More...
Fact Sheet

Maximising crops and minimising weeds with smart phase farming

View the data from this research as presented at the GRDC Update (West) on 22 April 2022. Read More...

Subscribe to the WeedSmart Newsletter