This is where natural remedies can come into play ... a cloth sack near picnic and seating areas to keep flies from spoiling an afternoon outside. Citrus fragrances and acids have also been ...
As someone who loves spending time outdoors, I know how frustrating it can be to have your patio space invaded by flies.
As for long-legged flies - well, anyone who has had to visit an outdoor toilet in autumn has probably cringed away from craneflies seemingly determined to bump into them. But it is a cranefly group ...