Got noxious weeds? In Seattle metro, there's an app for that

The small, white flower clusters can reach up to 10 feet and, to the unaware landscaper, would look pretty in a garden. Its leaves are bright green and the root looks like a carrot or parsnip. But the plant is also an invader ...

Superweed resists another class of herbicides, study finds

We've all heard about bacteria that are becoming resistant to multiple types of antibiotics. These are the so-called superbugs perplexing and panicking medical science. The plant analogue may just be waterhemp, a broadleaf ...

In Nigeria's Lagos, aquatic weed plagues waterways

Traffic jams on the snarled up roads of Nigeria's megacity of Lagos are legendary, but a growing problem is also clogging up the waterways of Africa's biggest city—water hyacinths.

Ragweed compounds could protect nerve cells from Alzheimer's

As spring arrives in the northern hemisphere, many people are cursing ragweed, a primary culprit in seasonal allergies. But scientists might have discovered a promising new use for some substances produced by the pesky weed. ...

New insights on the control of dicamba-resistant kochia

Kochia is a highly invasive weed that is common in the Great Plains, where it has developed resistance to multiple herbicides. Now new dicamba-resistant strains are adding to grower worries.

More than individual landowner issue

Weed species continue to spread and management costs continue to mount, in spite of best management practices and efforts by research and extension personnel who promote them to land managers, said Dr. Muthu Bagavathiannan, ...

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