Exotic invasive weeds a major threat to the long-term
viability of Australia's multi-billion dollar agricultural
industries. They can be toxic to humans and stock and
compete with crops and pasture species. They are estimated
to cost Australian farmers $3.3 billion per annum to
control.
Environmental
Environmental weeds threaten natural ecosystems by
out-competing native plants thus reducing plant diversity
and destroying the habitat of native animals. They can
cause significant degradation of bush areas. Many plants
introduced into Australia in the last 200 years are
now environmental weeds.
