I have been plant this Apple in container last 2016.  

Here are the following complete guide on how to grow Apple tree in container.  

1. 90Liter tree container

2. Soil mix :  vermiculite, compost, coconut fibers or peat and grass clippings on the top

3. Worms –  are good foor the plants and tree.

4. Sunshine – apple tree need more sunshine for bearing fruits .

5. Water –   1 liter per day is good enough

For my soil container mixing are vermiculite, compost, coconut fibers or peat and grass clippings on the top.