Speaking to The Sun, Georgette insisted that her son is unprepared for fatherhood, further alleging that Aspin has been taking drugs during her pregnancy.
She said: "As long as he is with another addict there is no hope. The final straw was them doing drugs while she is carrying an innocent baby - they just don't seem to care.
"Amy said Sarah was 'fit to burn' and pleaded with me to get rid of her. She said while Blake was with her he would never get off drugs, and she's absolutely right."
Fielder-Civil was arrested last month on suspicion of burglary and possessing a firearm.