verb
vary
VAIR-ee/ˈveri/
To differ or change across things, times, or conditions.
The maple leaves vary in color from green to red.

Etymology
Latin varius described something varied, different, or spotted. Its related verb meant to change or make different, connecting variation in appearance with differences across cases or changes over time.
In context
it's probably weeks rather than months but I think it's going to vary from fragrance to fragrance and the maceration time is really going to be dependent
More examples
- Hotel prices vary by season.
- Tastes vary from person to person.
- My energy level varies throughout the day.