Silver Thorn is a thoroughbred horse born in Australia in 2018. Race horse Silver Thorn is by Capitalist (AUS) out of The Grey Flash (AUS) , trained by Gary Portelli. Silver Thorn form is available here. Owned by Mrs J Mihalyka, Ms P Carnovale, Mrs S Aldridge, Mrs R Fitzgerald, Mrs D Macdonald, Mrs R Gillett, Mrs M Meier, Ms F Taylor, Mrs P Hayes, Mrs I Filippone, Mrs T Davis, Mrs K Watson, Mrs A Sweeney, Miss C James, Mrs E Kelly, Cclaaasssy Ladies, Epsom Ladies Racing & Laurel Oak Unicorn.