I only ever use Ficam 'D' for wasps. It's not cheap and you need a duster applicator, I use a Birchmeier DR5, but it's the bollocks on wasps. It contains Bendiocarb, This stuff is nasty so wear a respirator.
Can I buy it or do I need to be licenced? My Father in Law has been stung five times today from a nest he thinks is in the ground by the greenhouse and wants me to sort the buggers out. If not Ficam what does the experts suggest I use? Something quickly effective as I don't want to be running round the garden being chased.........
There's all sorts for sale on Amazon. Be wary th