Apply this simple trick at home: there will be no more flies or cockroaches after an hour

Cut a lemon in half, plant about fifteen cloves in it, and let this natural repellent work its magic. Replace the lemon as soon as it starts to turn brown.

Insect-repellent plants: a natural barrier on your balcony
Some plants, in addition to being decorative, repel insects thanks to their scent.

Against mosquitoes:

Lemon balm
Lemon thyme
Small-leaved basil
Pyrethrum (or Dalmatian chrysanthemum)
Against flies:

Musky chervil
Hydrocotyle false-buttercup
Basil
Against cockroaches:

Bay leaves to place in sensitive corners
Prevention is better than cure: the right actions for everyday life
A few simple habits can make all the difference:

Store food in airtight containers
Clean up right after meals
Empty the trash regularly
Never leave dirty dishes or standing water
Repair water leaks
Clean and maintain the ventilation grilles
There’s no need to buy expensive or harsh products to live in a bug-free home. A little cleverness and a few everyday ingredients, and you’re ready to say goodbye to these invaders. As a bonus, you’ll also be protecting your family and the environment. Why not try it tonight?