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CARPET BEETLE CARPET BEETLE- LARVAE TO ADULT CARPET BEETLE CARPET BEETLE- LARVAE TO ADULT

Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR
1.Antenna- clubbed 6.Thorax CARPET BEETLE 1.Antenna- clubbed 6.Thorax CARPET BEETLE
2.Eyes 7.Petiole- none 2.Eyes 7.Petiole- none
3.Head 8.Abdomen- oval 8 3.Head 8.Abdomen- oval 8
4.Legs- 6 9.Color- dark, some with patterns 4.Legs- 6 9.Color- dark, some with patterns
5.Wings- under elytra 10.Other- larvae do most damage 5.Wings- under elytra 10.Other- larvae do most damage

Life Cycle Life Cycle
Females lay many eggs 40 to 90 in the various species. The eggs Females lay many eggs 40 to 90 in the various species. The eggs
hatch in about 1-2 weeks and can go through anywhere from 5-20 hatch in about 1-2 weeks and can go through anywhere from 5-20
larval instars over the next 6-11 months, when the damage is really larval instars over the next 6-11 months, when the damage is really
done. Most of their life is spent as larvae. The pupal stage is from 4 done. Most of their life is spent as larvae. The pupal stage is from 4
1-3 weeks. Adults only live from two weeks to two months. Photo Courtesy of UNIVAR 1-3 weeks. Adults only live from two weeks to two months. Photo Courtesy of UNIVAR

CARPET BEETLE CARPET BEETLE
Actual size 1/8” Actual size 1/8”
There are several varieties of carpet beetles, the most common being the Black, Varied, Furni- There are several varieties of carpet beetles, the most common being the Black, Varied, Furni-
ture, and Common. The adults of these pests do not actually damage carpet. Adults are pol- ture, and Common. The adults of these pests do not actually damage carpet. Adults are pol-
len feeders and good fliers, and enter homes through open widows and doors in the spring. It len feeders and good fliers, and enter homes through open widows and doors in the spring. It
is thought that the reason carpet beetles are so abundant is due to the number of wasp nests is thought that the reason carpet beetles are so abundant is due to the number of wasp nests
around homes, which these beetles infest. around homes, which these beetles infest.

As with all the carpet and furniture beetles, it passes the greatest part of its life cycle as a de- As with all the carpet and furniture beetles, it passes the greatest part of its life cycle as a de-
structive larva, which is usually not evident until damage is seen. They will feed on any natural structive larva, which is usually not evident until damage is seen. They will feed on any natural
fibers, some also eat grain, seeds, cereals, and flour, and are reported to also eat electrical fibers, some also eat grain, seeds, cereals, and flour, and are reported to also eat electrical
insulation at times. The adults are small, about 1/8th inch. insulation at times. The adults are small, about 1/8th inch.

CARPET BEETLE CARPET BEETLE
INFESTATION AND INFESTATION AND
DAMAGE DAMAGE

Photo Courtesy of UNIVAR Photo Courtesy of UNIVAR

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