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Unformatted text preview: Oil Extract From Mum Flowers to Kill Wasps By Amanda Gaddis, eHow Contributor updated August 12, 2011 Mum flowers contain a chemical that kills flying insects. The essential oil extracted from the mum flower contains a chemical called pyrethrum that can kill flying insects like wasps. Both mum oil and dried chrysanthemum flowers have been used to repel and kill insects since ancient times, but science has determined that the essential oil has wasp-killing properties. Now mum oil extract is used in organic and commercial chemical wasp sprays. 1. Pyrethrum o The chemical in mum flower oil, pyrethrum, works by attacking the central nervous system of many kinds of household insects, including mosquitoes and wasps. Pyrethrum also causes "knock down," meaning that it will kill flying insects in the air. Scientists have found that other chemicals can cause pyrethrum to enter insects bodies faster and cause quicker results; the most...
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- Spring '11