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 ...

Dalmatian daisies contain natural pyrethrins that repel and kill a wide range of insect pests. All mums can slightly deter bugs with their scent, but only Chrysanthemum cinerariifolium has enough ...

What these two scientists are independently trying to do with the plant in question, Chrysanthemum cinerariaefolium, commonly known as pyrethrum, is to eventually grow large enough quantities of this ...