“A real delicious heirloom tomato is one of the sweetest things that you’ll ever eat,” she said. “And my children know the difference, and that’s how I’ve been able to get them to try different things.
“I wanted to be able to bring what I learned to a broader base of people. And what better way to do it than to plant a vegetable garden in the South Lawn of the White House?”
For urban dwellers who have no backyards, the country’s one million community gardens can also play an important role, Mrs. Obama said.