She was trained as a soprano by Franz Danzi and was regarded as his best student.

[1] She made her debut in Munich in 1805 as Elvira in Peter von Winter's opera Das unterbrochene Opferfest.

She met Carl Maria von Weber in 1809, who fell in love with her.

[2] She later appeared in Munich where she became a singer of the court opera.

Her brother-in-law was the dancer and comedian Karl Flerx [de].