Ron Waldrop is a county extension director for the University of Illinois.He says you can harvest parsley by cutting most of the plant, or leave more of the plant in the ground for a second crop.

• 伊利诺大学的郡农业推广主任RonWaldrop说，收获芹菜时可以把大部分植株割掉，也可多留一部分让它再长。