Nice info, Stinkster.
All the way up to 1 gallon pots, I slide out the plant from the pot to check the root conditions. Slide back into pot when done checking.
Using care, it's never caused a problem. (unless I drop the darned thing, lol)
Quick, easy, no guesswork.

__________________
Your disappointments grow in direct proportion to your expectations.
If you are comfortable with your facts, you should assume I'll be comfortable challenging those facts.
Logic is a systematic method of coming to the wrong conclusion with confidence.

Rusty's Re-Veg
Rusty's Bonsai Downsizing
Dealing With Heat Issues In The Desert...