Valor Potatoes This page first published: Apr 6, 2005 · Updated: May 18, 2018 · by CooksInfo. Copyright © 2020 · This post may contain affiliate links · This blog generates income via ads · Valor Potatoes are oval with light-buff skin and white flesh. These are floury potatoes. Early harvest. History Notes Valor Potatoes were developed in 1993 by a Jack Dunnett of Caithness Potatoes Ltd, Scotland; released 1994.