Which country has highest median age in the world ?

Question

How long is too long when grafting pepper plants onto a rootstock and does it matter how old they are?

Answer 1

The world's youngest country is Niger, with a median age of 15.1, and Uganda comes in at a close second at 15.5. On the flip side, an aging population presents a different set of problems: Japan and Germany are tied for the world's oldest countries, with median ages of 46.1.