Many health-conscious readers ask me about organic landscaping. They're looking for ways to reduce or eliminate the use of chemical pesticides, while still achieving a knockout landscape design. One solution is to practice companion planting. It's a solution often overlooked, since we tend to associate companion planting with food crops. But as I relate in this article on companion planting, choosing the right plants to intersperse between your specimens can help keep the latter free of pests -- naturally.