Little Yellow Ant


Actual Size: 2 mm

Characteristics: Very small; tan to yellow in color

Legs: 6

Antennae: Yes

Wings: No

Habitat: Will nest in gardens, dead branches of vegetation, both on living trees and on twigs resting on the soil surface. 


  • Detected in Florida for the first time in 2017.
  • At just 2 mm long, this invasive species can be hard to detect.
  • Will invade homes and backyards displacing native ant species.

Little Yellow Ants in Central Florida

The little yellow ant was first discovered in Fort Lauderdale, Florida, in 2017.  This invasive ant builds supercolonies with multiple queens and has excellent foraging skills. Little yellow ants invade homes and backyards as they forage for food. Extremely successful in displacing other native ant species, little yellow ants are found throughout Florida. Little yellow ants create super-colonies in small secluded areas like potted plants, twigs, and dead branches, and on small vegetation in landscaped areas.

Little Yellow Ant Habitat

Little yellow ants build nests in gardens and dead branches of vegetation. Nests are also found on both living trees and dead twigs resting on the soil. Ant workers and queens feed on the nectar of flowers. Little yellow ants have been observed tending aphids and feeding on dead insects. When searching for food, ants eventually make their way inside homes. Household invasions originate from backyards and gardens as ants enter structures through cracks and crevices. Workers and queens have even been observed on kitchen countertops feeding on pet food. 

Little Yellow Ant Behaviors, Threats or Dangers

Although they do not bite or sting, over time, little yellow ant colonies can grow to extremely large numbers. Their ability to reproduce quickly makes them difficult to control. Additionally, little yellow ants displace larger, native ant species. In a Fort Lauderdale neighborhood, little yellow ants displaced the native Bigheaded ant colony, in just six months.  colonies have been detected in neighborhoods covering several city blocks. At less than 2 mm in length, little yellow ants can be hard to detect. If you suspect you have a little yellow ant infestation, it is recommended to contact professional ant exterminator.