A film about a fat man with ginger hair with a green thumb and when his touches things they grow, there's a little girl who's fallen down a hole which he helps because an evil (goblin thing, nt sure if it was a goblin) in trying to get her I think there was a flood as well there was also a lot of music in it!! IM SORRY ITS NT A LOT TO GO ON BUT IF IT IS POSSIBLE SOMEONE CAN HELP ME I WOULD BE REALLY Grateful, THANKS

A Troll in central park

The Troll In Central Park

I think you're thinking of "A troll in Central Park" from 1994. Hope this helps. :)