Tourists flock to Rwanda's mountains to see its famed gorillas, but now the small nation is working to diversify its economy with a natural insecticide farmed on nearby fertile foothills. Pyrethrum, a ...
The Spruce on MSN
We asked gardeners if chrysanthemums really deter pests, and they all said the same thing
Key Points Dalmatian daisies contain natural pyrethrins that repel and kill a wide range of insect pests.All mums slightly ...
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 ...
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