cheap mica pots

So I bought this mica training pot from Wigerts for this pinus contorta. Because I bought online and it's a first training pot, I went mostly on dimensions. The tree is 28 in from soil to top. The pot is 16in across and 4in deep. Which should fit the sizing rules of 2/3 the height or width and...

I have been into Bonsai for 45 years. However I have had little money and thus material has been pretty poor. I have found that Mica pots are by far the best and easiest of containers to use. With weak trees and trees with poor root balls , I use these by drilling 6 holes in each Mica pot. This...