Culture and converting provinces please help!!

[Arjos]

This is in place to allow settling and urbanisation for certain pastoralist factions, however as you have noticed it is affecting the Balto-Germanic factions too...

We are currently discussing how to approach this and at the moment looks like that these European factions will lose such ability, fixing this unintended consequence, since historically the development of big centers in Greater Germania is outside of our timeframe...