chives
Specifically Allium schoenoprasum var. schoenoprasum, the common chives. In everyday contexts, simply 'chives'.
I chopped chives and put them in the soup.
この料理にはエゾネギが欠かせない。
Chives are essential for this dish.
Katakana spelling is common and matches usual-kana usage.
Kanji spelling with 蝦夷 (Ezo) and ネギ (green onion). Rarely used; the word is usually written in kana.
Mixed kanji-kana spelling. Rare.
Full kanji spelling using 葱 for onion. Very rare; mainly for reference.
Compound of 蝦夷 (Ezo, old name for Hokkaido) and ネギ (green onion). The name likely refers to the plant's association with the northern region.