Eupithecia thalictrata is a moth in the Geometridae family. It is found from Europe (France, Switzerland, Austria, Italy, Poland, Lithuania and Estonia) to the eastern Palearctic ecozone. The wingspan is 18–20 mm. Adults are on wing from April to June. The larvae feed on Thalictrum species (including Thalictrum foetidum and Thalictrum minus). Larvae can be found from June to July.