Roland Green Peppercorns in Brine, grow in grapelike clusters on the pepper plant, a climbing vine that is native to India and Indonesia. The berries are processed to produce 3 basic types of peppercorn: black, white, and green. The green peppercorn is the soft under-ripe berry that is usually preserved in brine, which is available in jars or cans. Roland Green Peppercorns in Brine enhance the flavor of both savory and sweet dishes.