It's tempting to wonder if that little jar of grocery store poppy seeds in your pantry could do more than top bagels — could they grow flowers in your garden, too? Most culinary poppy seeds come from ...

A. Papaver somniferum is the species of poppy used to manufacture opium. While the blossoms are beautiful and the plant often will self-seed in well-drained alkaline soil, it is illegal to grow this ...