At a glance, these four ingredients can look nearly identical in the produce aisle—but understanding their differences can make a noticeable impact on your cooking. Each one brings its own level of flavor, texture, and best use in the kitchen. Learning how to tell them apart helps you choose the right one for each dish, improving taste while avoiding unnecessary substitutions or waste.

Green onions and scallions are actually the same ingredient. They are harvested early, before the bulb has time to develop, which gives them their slender white base and long, hollow green tops. Their flavor is light, slightly sweet, and not overpowering. You can use both parts—the white portion adds a bit more bite, while the green is softer and works well as a garnish. They’re ideal for salads, salsas, eggs, soups, and quick stir-fries.

Spring onions, on the other hand, are a more mature version. They have a small bulb at the base, which gives them a deeper, sweeter onion flavor—closer to traditional onions, but still milder. This makes them perfect for grilling, roasting, or sautéing. The bulb can be cooked like a regular onion, while the greens can still be used fresh, offering versatility in both raw and cooked dishes.

Chives are a different category altogether. They are an herb, not a vegetable, with thin, solid, grass-like stems and no bulb. Their flavor is very mild and delicate, which makes them best used fresh and added at the end of cooking. They work especially well in dishes like soups, dips, eggs, and potatoes when you want just a hint of onion without overwhelming the other flavors.