Matilda's family in 1861
RG 9; Piece: 2184; Folio: 14; Page: 22
Edward Plant 46 Frying Pan Maker Birmingham, Warwickshire
Maria Plant 47 Birmingham, Warwickshire
Maria Plant 15 Birmingham, Warwickshire
Resehannah Plant 12 Birmingham, Warwickshire
Priscilla Plant 7 Birmingham, Warwickshire
Matilda Plant 5 Birmingham, Warwickshire
I'm afraid you are not likely to find why they left - as I said it was probably just for a better life.