Ma Yvonne said her daughter was self-funded and hired 35 staff members, including seamstresses, at a factory.
"I try to fund her as much as I can but she is very independent and put everything she had into the store. There are a lot of losses and we don't know what this means for the future of the shop. We can't continue like this."
The veteran musician condemned the attacks that erupted across the city.
"You try to help other people and do your best for the community, but when something like this happens it is very disappointing. You travel to different countries but when something like this happens, you feel very ashamed as a South African."
She pointed out that the spirit of ubuntu was strong after hurricane Idai devastated Mozambique earlier this year and that many South Africans knew how to help their fellow Africans.
"South Africans have lived with different nationalities and supported other nations. It is sad to see this because I know South Africans are good people."