They also have a different scientific name, for anyone who still isn’t convinced.
Scallions have a milder taste than Spring Onions, but basically can be used interchangeably and handled the same as any green onion.
Store refrigerated in a plastic bag for up to 5 days.
Some people even call any green onion a “scallion”. They tend to be the kind of people who will only cook in expensive copper pots.
These are the “green onions” that in Japanese cooking are called “Wakegi”.