Sentences with phrase «from pyrethrum»
In the book, Low Cost Natural Cures for your Dog and Cat by John Heinerman, he mentions the use of products made from pyrethrum (pyrethrins) for killing fleas.
https://www.cat-lovers-only.com/ Not exact matches
Pyrethrins are insecticides derived from the African chrysanthemum (Pyrethrum).
Gardeners Note: first generation seeds from the African pyrethrum flower, grown in the US, produce blooms with insufficient pyrethrin to have the same bug knockdown effect.