Take a look at this excellent article on sources of certified shade grown coffee at: CoffeeHabitat.com

"Like to roast your own beans? There aren't many places that I've found where you can get certified shade grown green beans. Here are some online sources, noted as being certified either by Smithsonian Migratory Bird Center (SMBC) or Rainforest Alliance (RA). Offerings may vary over time."

See the rest of this article at: CoffeeHabitat.com