Fleabane
Fleabane weed is also known as Horseweed. It is a tall dicot with a tough, hairy stem and leaves. As it matures its stem becomes hard and woody.
Fleabane weed is also known as Horseweed. It is a tall dicot with a tough, hairy stem and leaves. As it matures its stem becomes hard and woody.
It can produce up to 200,000 seeds per plant, and around 80 % of the seed will germinate straight away.
It is a Summer annual or biennial weed that germinates in the Spring. It then becomes a problem over the Summer months. Although it is a Summer annual, you can sometimes see it in the Winter.
After you read this, you will be able to:
- Identify Fleabane weed or Horseweed.
- Know its habitat.
- Know how to control this weed.
In Australia there are three main species of Fleabane weed:
- Flaxleaf Fleabane (Conyza bonariensis). This is the most common.
- The annual Tall Fleabane (C. sumatrensis).
- Horseweed or Canadian Fleabane (C. canadensis) which is also an annual.


