Blueberry plant named ‘BB06-426MI-84’

‘BB06-426MI-84’ is a new and distinct variety of high chill tetraploid Northern highbush blueberry ( Vaccinium ) plant. ‘BB06-426MI-84’ is characterized as having large fruit, medium blue in color, that is firm with a very small and dry picking scar. The fruit is well exposed on a vigorously growing medium upright bush. Along with a small sized crown, a loose fruit cluster, concentrated ripening, and firm fruit that is easily detachable, ‘BB06-426MI-84’ displays characteristics suitable for mechanical harvest. The fruit shape of ‘BB06-426MI-84’ is oblate with a medium amount of waxy bloom that is moderately persistent following handling. The fruit has very good flavor, a balance of sweetness and acidity and is very juicy with a medium crunchy texture.