Blueberries turn blue at around pH 2.8 -3.2. But it will turn red if it is more acidic.
Blueberries are a berry that is blue!
blueberries
blueberries
Blueberries are blue because they have anthocyanins....
Blueberries
The dark blue berries are "blueberries."
No, they are navy blue not purple. Hence they are named blueberries.
blueberries ocean sky
The sky, the ocean, blueberries, and blue paint could be blue.
Blueberries turn green in an alkali solution due to a change in the pigment molecules. The anthocyanin pigments in blueberries react with the alkaline pH, causing the color change.
Some blackberries are blue and blackberries are delicious too.