Commonly known as the pyrethrum daisy (Tanacetum coccineum), this pretty flower contains a natural insecticide called ...

However, pet owners should be aware that chrysanthemums, commonly called “mums,” are poisonous to dogs and cats. Poisonous ...

This column is written by the Master Gardeners of Yolo County each month. It provides answers to selected questions that ...

Complicating matters further is the fact that lice appear to have evolved some resistance to pyrethrin and permethrin, the active ingredients in many over-the-counter lice shampoos. Some research ...

Much of the bird food available in the Netherlands is contaminated with pesticides, including seed mixes sold by bird ...

Some ingredients that are well-tolerated by dogs can be toxic to cats. "Anything with a permethrin, also known as pyrethrin, should never be used on a cat," Sawyer says. "[Cats] are very sensitive ...

Some medical practitioners recommend pesticide treatments containing permethrin, pyrethrin, or malathion. These therapies have been the first line of treatment for head lice since World War II.

This column is written by the Master Gardeners of Yolo County each month. It provides answers to selected questions that ...

Neemöl: Das Wundermittel für Pflanzen und Wildtiere Chrysanthemen-Blüten sind reich an Pyrethrin, einer Chemikalie, die das Nervensystem von Insekten beeinflusst, ohne andere Säugetiere oder Vögel zu ...