The Chihuahuan Desert, long a corridor for trade between Mexico City and Santa Fe, New Mexico, is now home to five million people. The Rio Grande basin covers 172,000 square miles, crossing three U.S. states, more than a dozen Native American nations and five Mexican states.
Plant Answers. PLANT: March is a month to plant the gardener's favorite vegetables such as tomatoes, sweet corn and snap beans and pepper as well as cucumbers, lima or butter beans, cantaloupe, okra (if the soil has warmed sufficiently --70 degrees F. or higher), southern peas, pumpkin, squash, peanuts and watermelon.
March. 1  Cool season vegetables such as mustard greens, turnips, and collards may still be planted. 2  Plant seeds of green beans, corn, carrots, lettuce, butter beans, cucumbers, and other warm weather vegetables. 3  Set out transplants of tomatoes, and peppers, Be prepared to cover in case of a late frost.