Which part of a lettuce plant do we eat? Which part of a carrot plant do we eat? Which part of a peach plant do we eat? Which part of an asparagus plant do we eat? Which part of a pea plant do we eat? Which part of an artichoke plant do we eat? Which part of a plant do we use to make perfume? Which part of a plant do we use to make ink? Which part of a plant do we use to make cork?