Feverflew. Image by hiperdino67 via Depositphotos. Feverfew (Tanacetum parthenium) is a potent mosquito, gnat, tick, and flea repellent. These flowers resemble daisies and bloom from summer to fall.

Although there are no documented reports of feverfew interacting with warfarin in humans, pharmacologic data suggest the potential for additive anticoagulant effects in the presence of warfarin ...

Alberta’s Weed Control Act states that prohibited noxious weeds must be destroyed and noxious weeds must be controlled. The Alberta Weed Control Act enables the Minister’s authority to declare noxious ...