Here are some great links to check out:

The New Farm:
www.rodaleinstitute.org/

Maryland Farmer's Markets- http://www.ams.usda.gov/farmersmarkets/States/Maryland.htm

Maryland's Eastern Shore: 
http://easternshore.maryland.com/

Maryland Department of Agriculture:  
 http://www.mda.state.md.us/

Community Supported Agriculture CSA-
http://www.nal.usda.gov/afsic/csa/

Farmer's Almanac- long range forecast http://www.farmersalmanac.com/weather/weather.html 

Local Harvest:   
http://www.localharvest.org/