Flowers often have their own way of preventing pests. A recent Sustainable, Secure Food blog from the American Society of Agronomy (ASA) and Crop Science Society of America (CSSA) discusses the ...

Pyrethrins are active ingredients extracted from pyrethrum flowers (Tanacetum cinerariifolium), and are the most widely used botanical insecticide. However, several thrips species are commonly found ...

Using digital image analysis, scientists developed a rapid, nondestructive method for determining pyrethrum flower number. The utility of using this approach for biomass assessment in pyrethrum is ...

Pyrethrum is a perennial crop commercially grown for extraction of natural insecticidal compounds (pyrethrins), which accumulate in the achenes of the flower heads. Pyrethrum achenes are densely ...

Pyrethrum is a naturally occurring mixture of chemicals found in certain chrysanthemum flowers. It was first recognised to have insecticidal properties around 1800AD in Asia and was used to kill ticks ...

In Kenya, a drive through the Central Highlands will sometimes reveal a landscape covered in a beautiful white-petaled flower with a lethal secret. The yellow center of the Chrysanthemum ...

Every summer, the rugged northern Tasmanian coastline is covered with white blossoms, as fields of pyrethrum, a perennial white daisy, come into bloom. Botanical Resources Australia (BRA) is the world ...