We picked one up at Scottsdale Farms in Canton last year. It's a very nice nursery and worth a trip, regardless.

Here is a link that might be useful: Scottsdale Farms Nursery and Cafe

I am in Warner Robins, Macon area and visted two different Ace Hardware stores last week looking for stain. Both garden centers had just received shipments from Monrovia and had Dwarf Meyer Lemon trees. I purchased a Scarlett O'hara bougainvillea.

I just saw them at Kroger yesterday. Not sure of the quality you would get from Kroger, but they are there for $20