The Blueberry, Seriously?
What made the soldiers to see better in the dark, was duo to the compound anthocyanosides which helps to boos the production of one particular pigment that can make the eyes to adapt better to lighting changes.
For this plant to be home grown, you must have an outdoor garden or an yard. It is a bushy plant that need space. It grows during the warm time of the year. For best harvest first choose one variety of the fruit and then head to look for another. The bushes will produce more and bigger berries, because during growth time they will cross pollinate. You might want to choose two varieties with different maturity time, as this will widen the time for harvest.