One of the oldest pesticides known, pyrethrum is also the strongest insecticide allowed under National Organic Standards guidelines. Made from the dried flowers of a little white daisy now classified ...

Q: Please recommend a ready to use houseplant spray containing insecticidal soap or pyrethrin that you suggested using to get patio plants ready to move indoors. I have several large geraniums, doing ...

TAMMY: Pyrethrum is a natural insecticide, made from plants in the now-obsolete genus of daisies that included chrysanthemums and tanacetum. The active chemicals in these plants are called pyrethrins ...

A new study has identified a scent receptor in mosquitoes that helps them sniff out and avoid trace amounts of pyrethrum, a plant extract used for centuries to repel biting insects. These findings ...

IN my article published in NATURE of June 27 (p. 720) on “Biological Assay of Insecticidal Sprays”, it was stated that a solution of pyrocatechol in ether was recommended as a stabilizer for the ...

Pyrethrum, a natural insecticide, is ideally suited to the climate in the foothills of the Virunga mountains where gorillas live Musanze, Rwanda: Tourists flock to Rwanda’s mountains to see its famed ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...

Australia's only producer of the natural insecticide, pyrethrum, is expanding into Victoria. Botanical Resources Australia manages more than 3000 hectares of pyrethrum in Tasmania's north-west. For ...