Simply giving the feed from early spring to October and your horse / pony is freed from those pesky insects.
For horses and ponies that are not fed in the summer, you can grow grass in little water and add the herbs to it.
A bucket of Filly No Mates has a capacity of 1.5 kilos, where a horse or a pony can be kept 'fly-free' during the season.
Filly No Mates contains the following herbs: mint, seaweed, fenugreek, neem leaf and lime leaf.
Filly No Mates is coarsely ground as the billy-no-mates used for dogs and cats.