Questions & Answers about Overvanning er dårlig for røttene.
Overvanning is a noun here, not a verb. It means overwatering as a general process or condition.
It is built from:
- over- = over-, too much
- vanning = watering
So overvanning works like English overwatering in a sentence such as Overwatering is bad for the roots.
Because overvanning is treated as one thing: the general act or condition of overwatering.
So:
- Overvanning er ... = Overwatering is ...
Even though English learners may think of watering as something you do many times, the Norwegian noun overvanning is grammatically singular here.
Dårlig for is a very common Norwegian pattern meaning bad for.
So:
- dårlig for helsa = bad for your health
- dårlig for miljøet = bad for the environment
- dårlig for røttene = bad for the roots
This is just the normal preposition used with this expression. English speakers often want to translate word-for-word, but it is best to learn dårlig for as a fixed combination.