Elachista radiantella

Elachista radiantella is a moth of the family Elachistidae. It is found in the United States, where it has been recorded from the District of Columbia, Virginia, Ohio, Kentucky and Maine.

The wingspan is 5.5-6.4 mm. Adults have been recorded on wing from June to July.

The larvae feed on Panicum species, including Panicum dichotomum and Panicum clandestinum. They mine the leaves of their host plant.