Make mint jelly or take a few leaves and put in a small jar of sugar it will give the sugar the smell of mint with a slight taste. Take leaves and put them on a cookie pan put in freezer for a few hours then take out and lay them on paper towel they will be dry and crispy by morning
I would not use sulfur for killing bugs that is primarily used for fungus control. Organically controlling bugs is living with some damage on plants. If you let the good bugs and birds do there work you should not have a problem. If there is a specific bug your having problems with ask that