Pyrethrum was a genus of several Old World plants now classified in either Chrysanthemum or Tanacetum which are cultivated as ornamentals for their showy flower heads.

Learn more about Pyrethrum uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Pyrethrum.

Pyrethrum, any of certain plant species of the aster family whose powdered flower heads constitute the active ingredient in the insecticide pyrethrin. Two species are commerically …

Nov 7, 2023 · In this Gardener's HQ guide, we'll explore cultivating Pyrethrum / Tanacetum plants in your garden, indoor spaces, and other settings. Plant Characteristics: Pyrethrum have daisy …

Oct 31, 2024 · Pyrethrum is a naturally-derived insecticide from the Pyrethrum daisy (Chrysanthemum cinerariifolium,) sometimes called the Dalmatian chrysanthemum. This …

Feb 10, 2025 · Pyrethrum refers to several flowers in the genus Chrysanthemum. The name is most commonly used to refer to Chrysanthemum cinerariifolium and Chrysanthemum …

Pyrethrum is a naturally occurring mixture of chemicals found in certain chrysanthemum flowers. Pyrethrum was first recognized as having insecticidal properties around 1800 in Asia and was …

Aug 5, 2025 · Pyrethrum, a natural insecticide, is derived from the dried flower heads of certain Chrysanthemum species, often referred to as pyrethrum daisies, which are members of the …

Apr 27, 2025 · Pyrethrum is a natural insecticidal herb renowned for its powerful bioactive compounds and diverse applications in both traditional and modern medicine.

Jun 21, 2025 · Pyrethrum refers to the naturally occurring extract obtained from dried pyrethrum flowers (Chrysanthemum cinerariifolium or Tanacetum cinerariifolium). This extract is a …