Scallion Stock Photo

Scallions become stronger tasting as they mature, so start harvesting as soon as they reach 6 inches tall. If seedlings were left as clumps, harvest the entire clump. When growing the perennial sort, harvest only the thinnings the first year, leaving a single plant every 12 to 18 inches. In the second year, a clump will form. To harvest, lift the clump with a shovel, then use a sharp knife to sepa