I would recommend to consume only low THC + high CBD strains.(1)
For me the difference of these strains to some of the modern high THC + low CBD ones is comparable to drinking a good glass of wine versus chugging down some highly potent moonshine.
Some moderns strains are completely overbred and dangerous to some people in my experience.(2)
Knowing the Germans, I‘m optimistic, they‘ll regulate it properly, so that everything you will be able to buy legally, should be quite safe.