there is a tomatoe in the top floor of the house shared by Tom, Hansel and Laniel
the pumpkin is in the shop opposote willy's house

but I cannot find the other veg, I'm going nuts trying to find iyt as just now I cannot go further in the game, when I try to go to the other side of town I get zapped because I need the book in the seahorse building, any help would be greatly appreciated