How unfortunate that you have plumbing issues at home that limit your water usage, because that was going to be my best ask-me-how-I-know advice. I have fixed many a bleeder by using Vicki Welsh's technique.
https://www.colorwaysbyvicki.com/upl...edingquilt.pdf
My experience with color catchers is I wash and wash and wash, and even with color catchers the fabrics bleed and bleed and bleed. I prefer Vicki's one-and-done method.