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 ...

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 ...

The yellow center of the 'killer chrysanthemum' contains a natural toxin that is a powerful insecticide. This flower, the pyrethrum plant, contains a potent chemical that is made into an effective, ...