White and black lights do not attract bugs. Incandescent lights attracted the most insects, an average of eight per hour. "Bug lights" and warm-colored LEDs were nearly tied for least attractive lights, attracting an average of about 4.5 insects per hour.

Most bugs are phototropic, and bugs seem to show some preference for yellow-green wavelengths of light, because yellow-green is mostly the color of ripe fruits and crops, while white and black lights are cool, so it's not easy to attract bugs

Some of the insects' own products, such as honey, silk, and ash, are raw materials for human food and industry; and insects are also 2/3 pollinators of flowering plants; some insects decompose large amounts of waste and return them to the soil to complete the material cycle; some insects play an important role in maintaining the balance between certain plants and animals.

1. Why are bugs attracted to lights?

1. Insects that are attracted to lights have their own reasons. For example, for some insects, a bright light may signal an emergency, and they instinctively fly toward that light because moving toward darkness looks worse.

2. Another common explanation is that insects use light to help navigate. For example, insects flying north can judge their direction by natural light sources such as sunlight or moonlight. However, if the insect encounters a circular incandescent light, it will be confused by the light source. A moth will continually circle the light because it instinctively wants to keep the light on one side of its body as it flies.

Two, the light invites a lot of small insects How to prevent insects?

1, for mosquitoes tend to light, like high temperature, dark and humid environment and day and night habits, you can turn off the indoor lights in the evening, open the doors and windows, to be mosquitoes fly outdoors, and then close the screen window screen door, to avoid mosquitoes fly into.

2, check the home pots and pans, floor drains, sewers, flower pots and other places where there is stagnant water, there is a cover on the cover, can change the water diligently change the water. Floor drains, sewers and other places to prevent the accumulation of water, and from time to time to spray some insecticides, do not give the mosquito living space.

3, in the bedroom placed a few boxes of cool oil or wind oil, will be ground camphor pills, sprinkled in the corners of the house can drive mosquitoes. Conditional can be placed in the bedroom one or two pots of mosquito repellent flowers, like mosquito repellent grass, nightshade, jasmine, azalea, mosquito repellent chrysanthemum and so on. Will be 3 to 5 tablets of vitamin B1 dissolved in water, with a sanitary cotton ball dipped in its solution to wipe the exposed limbs, you can play a role in two days to repel mosquito bites.

4, to eat more vegetables, especially eat more alkaline vegetables, vegetables, some contain mosquitoes do not like the smell, such as vegetables containing carrot paste and garlic and other spicy vegetables, people eat, mosquitoes will be away from you.

5, with the right amount of mint, perilla or tomato leaves, rub out the juice coated in human exposed skin, can prevent mosquito bites. Or hang a handful of scallions under the lamp, or use a yarn bag with a few scallion segments to help repel mosquitoes.