Early-season northern highbush with very large, firm fruit, and excellent flavor, for high-chill locations. Origin: Berry Blue, Grand Junction, MI, by E. Wheeler and J. Hancock. Brigitta Blue × Draper; crossed 2006; selected 2010; tested and patented as BB06-507MI-52. USPP 30,422; 23 Apr. 2019. Tree: moderately vigorous; growth habit very upright; crown narrow; cluster density very loose; ripening concentrated; suitable for machine harvest; propagated by vegetative cuttings or tissue culture. Fruit: 18-20 mm; nearly round; light blue; very firm; flavor and texture excellent; storage ability long.