"My amazing hero and my profound gift of a mother, Diane Ladd, passed with me beside her this morning" at her home in Ojai, California, the statement read.

Diane often had the opportunity to share the screen with Laura, as she began appearing in several of her mother's films when she was a child.

"She was the greatest daughter, mother, grandmother, actress, artist and empathetic spirit that only dreams could have seemingly created," said Dern in a statement obtained by PEOPLE, announcing her ...