Here are several publications with how-to information that can help with your gardening needs. Several of these are Know to Grow guides produced by a team of NC State Extension Master Gardener℠ Volunteers in Mecklenburg County.
If you're looking for plant-specific information, a great resource is NC State University's Plant Toolbox. It has detailed descriptions and photographs of over 4,000 plants that grow in and around North Carolina. Check it out!