Along with flutist Steven Zohn, Lardin directs Night Music, a chamber ensemble dedicated to music of the Revolutionary and Romantic eras. Lardin and Zohn co-founded the Philadelphia Bach Collective in 2025 with soprano Rebecca Myers. From 2006-2013 Lardin served as Artistic Director of the Ithaca, NY-based ensemble NYS Baroque. In addition, she was formerly a member of the Virginia Symphony.

Lardin teaches Baroque double bass at Juilliard Historical Performance and directs the Temple University Early Music Ensemble. She regularly serves on the faculties of the Amherst Baroque Academy and the Viola da Gamba Society of America Conclave and has created a self-paced Baroque Double Bass course for discoverdoublebass.com. Recent masterclasses have included Peabody Conservatory, Yale University, James Madison University, and Oberlin Conservatory.