Stress is good for canabis plant, however, I agree with you that growing quality pest free weed requires daily attention.
I have grown extremely strong weed before the Canadian legalization and the method I used to maximize thc production consists of constantly stressing the plant. It was a combination of topping¹, super-cropping² and stem splitting³.
1- During the vegetative phase cut the top of the plant, wait a few weeks and repeat.
That's why I said "too stressed". It's a fine line you want to straddle.