The above are great for nice imported Satsuki. Trees in middle stages and advanced stages of bonsai development.
I have several trees from Satsuki Bonsai-En - David Kreutz. I'm lucky enough to meet him in person.
If you are on a budget, and looking for young material.
Growers of Rare Camellias and Azaleas since 1935
www.nucciosnurseries.com
Singing Tree Gardens Nursery
www.singtree.com
I have an order from Singing Tree coning in next week.