Blueberries grow on flowering bushes. The fruit is a small berry with a crown at the end. They are pale green at first, then reddish-purple, and then finally dark blue when ripe. They have a sweet taste when mature.

Blueberries are used in many sweet dishes. Mainly jellies, jams, pies and muffins.

Blueberries are flowering plants of the genus Vaccinium (a genus which also includes cranberries and bilberries) with dark-blue berries and are perennial. Species in the section Cyanococcus are the most common[1] fruits sold as "blueberries" and are native to North America (commercially cultivated highbush blueberries were not introduced into Europe until the 1930s.