It grows in Europe, Kallas said, ???but no one???s trying to kill it there because so many people eat it.???In the forest, the plant is a problem because it disturbs the ecosystem, he said. ???But if it???s growing in a neighborhood, in your yard, it???s a great food.??? You can also find garlic mustard around the margins of the woods, he said.???Garlic mustard has some bitterness to it,??? said K