Some Norwegian dialects as well call them jordepli.
(Some apparently go one step further and just call them apples, with regular apples getting the name sweet apples. Same kind of reasoning as when they call fermented milk just “milk” and unfermented milk “sweetmilk”.)
The Dutch as well.
In Plattdeutsch we also call them Erdäpfel
Some Norwegian dialects as well call them jordepli.
(Some apparently go one step further and just call them apples, with regular apples getting the name sweet apples. Same kind of reasoning as when they call fermented milk just “milk” and unfermented milk “sweetmilk”.)