Warm March wind, flowering redbuds, and the greening of the lawn: all suggestions of spring. Early spring is when some of the most prolific, most accessible wild edibles make their first appearances of the year. It's when edible plants are at their tenderest and tastiest. And your own backyard might just be the most convenient and most productive place you'll find to forage this time of year. Here are a few of the more common edible weeds that are likely lurking in your yard and garden.