Pyrethrum (Tanacetum cinerariifolium) is a perennial plant in the daisy family (Asteraceae). The flowers are a source of naturally produced bioactive pyrethrins widely recognized for their rapid knock ...

An herbaceous perennial to 75cm, with dark green feathery foliage and solitary, long-stemmed, yellow-centred light pink flowers 6-7cm in width, produced in early summer ...

A bushy, herbaceous perennial to 60cm tall, forming a clump of ferny foliage. In early summer, stiff, erect stems bear daisy-like flowerheads to 6cm across, with vibrant, pinkish-red ray florets ...

Following a ready market for the cash crop, pyrethrum will be grown alongside other crops such as potatoes, coffee, and maize, among others. [Kipsang Joseph, Standard] Almost two decades after ...