Ramps are a wild onion also known as a wild leek. Scallions are young onions that are harvested when their tops are still green and are also called green onions. Spring onions have larger bulbs and make a showing only in May and June.
In Season: Although they are available all year, scallions are at their peak in spring and summer. Spring onions are available in May and June. Ramps can be found from March to June.
What to Look For: Choose bright, fresh greens that extend from the root end. Roots should be firm. Avoid scallions with wilting or decaying tops or roots with translucent, soft, or brown spots.
How to Store: Store in a plastic bag in the crisper for up to four days.