Bulbs that emit more short wavelengths of light cool white bluish color will attract more bugs.
What color light repels flying bugs.
Heat can also draw bugs into an area.
The brighter colors such as yellow and orange are the same as flowers.
Colors that most bugs want to keep away from are green and even some blues.
Keeping the sitting areas and rv entrances illuminated in those wavelength colors such as yellows oranges and reds will help keep down the number of flying insects attracted to your site.
According to the results by far the worst option for outdoor lighting was traditional incandescent bulbs while the best and least appealing to insects was a warm coloured led light those are the leds that produce a yellow orange hue rather than cool blue light.
The bug lights and warm colored leds were roughly tied for least attractive at about 4 5.
This blue green color or haint blue is not only calming and aesthetically pleasing but also it apparently helps repel bugs.
Incandescent bulbs brought in the largest insect haul averaging about eight per hour.
Bright colors like yellow orange and blue can attract bees for their flower imitating properties.
These colors also reflect light rather than absorbing it which could also attract flying bugs.
In general the longer lower the wavelength is the less likely a bug is to see the associated color.
Less attractive to bugs yellow incandescent high pressure sodium and regular incandescent light radiate less blue and ultraviolet light thus reducing the attraction of insects to the area.
It also has an important folk lore purpose of warding off evil spirits.
While no lighting will every repel biting insects studies do show some colors and light types will be more attractive than others.
Some paints can reflect light more brightly than others which can draw in more insects.
Like some birds they are out looking for a place to find a meal.
Lights that emit a majority of longer wavelengths yellow orange red colors are less visible.
Red which is at the far end of the spectrum is actually completely invisible to insects.