Spartan Blueberries This page first published: May 22, 2005 · Modified: Jun 18, 2018 · by CooksInfo. Copyright © 2020 · This post may contain affiliate links · This blog generates income via ads · Spartan are firm, light-blue, large berries with very good flavour. The bush grows upright more than it spreads. It blooms late, yet delivers an early harvest of high yields. History Notes Released 1978.