Lethal weapons that are pick of the bunch

Plants can be deadly as well as beautiful. Fiann Ó Nualláin has advice on growing your own pesticides

Last week’s article was about growing gooseberries and it touched upon the use of plant chemicals known as pyrethrins, derived from Chrysanthemum cinerariifolium, as the control for caterpillars and gooseberry sawfly — and as promised I said I would expand. So if we are to really have an impact on climate change the onus in any endeavour in life will be to go as natural as possible.