Australians are trading pest plants online, potentially breaking the law without even realising it.
Some boreal plant species are classified — and treated — as weeds, affecting Indigenous communities’ access to important cultural, medicinal and ceremonial resources.
Tree-changers can get a bad rap for not managing their properties well. So will this lead to more absentee neighbours who let weeds run rampant?
Knowing where a weed has come from can improve its management, but this quest can be challenging. CSIRO detective work revealed an unusual pathway for the introduction of South African bitou bush.
Before you reach for the weed killer, spare a thought for struggling pollinators.
Although they can cause severe crop losses, some species and their seeds also contribute to the provision of ecosystem services.
From pine trees to camphor laurel and even the Cootamundra wattle, trees can be weeds too.
Thornapple or jimsonweed and related plants have an interesting history – from an early asthma treatment to intoxicated British soldiers.
Published in 1962, ‘Silent Spring’ called attention to collateral damage from widespread use of synthetic pesticides. Many problems the book anticipated persist today in new forms.
The herbicide revolution reduces the availability of edible weeds, which may undermine food and nutrition security.
Farmers are stuck in a chemical war against weeds, which have developed resistance to many widely used herbicides. Seed companies’ answer – using more varied herbicides – is causing new problems.
Taking lessons from the past could help enrich our diets for little cost
Spring has settled in and fruit is starting to ripen. Read this before you start helping yourself to the edible plants growing in your neighbourhood.
Not all Australian native species belong in all Australian environments. In fact, many Australian plant species have become pests in places far from their original homes. Could some be in your garden?
Roundup may be taking a beating in the US, where three juries have concluded that it gave plaintiffs cancer, but it’s still widely used around the globe.
For temperature-sensitive animals, the dense, leafy canopy of willow trees may make them the lesser of two evils in a warming climate.
Invasive species have been invading foreign territories for centuries. By quantifying the mammoth economic impacts, we hope political leaders will start to take notice.
I collected data about my neighbourhood sulphur-crested cockatoos while stuck home in Melbourne’s lockdown. I learned that each bird can eat 200 onion grass plants per hour.
Our study is the first to research the impact of online misinformation on biological invasions.
Silky oaks, or Grevillea robusta, are in bloom. These hardy, attractive trees light up the sky in late spring – but handle with care.