Garti was born in and lives in Tel Aviv, Israel, to a Jewish family.

[1] She played the role of Cookie in the Israeli television series The Arbitrator.

[2] She has twice received Awards of the Israeli Film Academy nominations; a 2004 'Best Actress' nomination for her role as Nicole Shushan in Turn Left at the End of the World, and a 2007 'Best Supporting Actress' nomination for her role as Young Rachel Brener in The Debt.

[3][4] She also had a starring role in the 2007 film Love Life directed by Maria Schrader.

[6][7] In 2021, she took part in the second season of The Singer in the Mask as the Oyster and was the fourteenth contestant eliminated.