Do you want purple ketchup with that? Purple tomatoes genetically modified to be high in antioxidant pigments might be on the dinner tables of gardening Americans by next spring, owing to a recent ruling by US authorities. The United States Department of Agriculture (USDA) recently approved a review that would allow Americans to buy seeds and cultivate the "Big Purple … [Read more...] about By Next Spring, Genetically Modified Purple Tomatoes Will Be On US Menus