Curious about the two occupations now

1891:
Andrew Reid 37 gardner b. Lanark Shire, Busby
Rebecca Reid 38 b. Aberdeenshire, Stirchen
Andrew George Reid 1 b. Dumbartonshire, Craigronnie
Address: (Gardners House) Meggernie, Fortingall, Perthshire
1881, with Andrew still with parents:
Andrew Reid 48 shoemaker b. Irivine, Ayrshire
Mary Reid 52 b. Mull, Argyleshire
Andrew Reid 21 Gardener Apprentice (Dom Ser) b. Cathcart, Renfrewshire
Archibald Beaton Reid 12
Address: Hamlet Hill No 1 , Rosneath, Dumbartonshire
Monica