gardenlen wrote:
why they preffer enedemic plants is that a native from another area
can be a weed outside its habitat range ie.,. alexander palm, cadagi
gum, a wattle from mt morgan etc.,.

so by keeping the list simple they don't have to identify a weed then
try and control it, like lantana once they escape into another
habitiat they are there for keeps.

Nope, they are just not prepared to spend the money. Some species just
require a bit of manual labour. Lantana is an especially easy one to
hand pull.

Instead, gummint loves spraying toxic chemicals about he place even
though they know they will do bugger all.