You don't have to flavor the entire batch. Just flavor at serving time when you feel like it. That way you can also adjust the intensity of flavor to whatever you feel like at the time. Just takes a drop or three.
The Fiesty(sic) Goat Brewery est. 2007 & Clusterfuggle Experimental Ales est. 2009
Planned: Farmhouse Saison hopbursted w/ Nelson & Galaxy, sLambic II, Flanders Red, Orange Blossom Mead
Primary: Karneval Kölsch 9.0, FonBrew Brown Ale (brewed in Fondue pot), sLambic I
Secondary: Winexpert Riesling Ice Wine, Flanders Red
Kegged:Black or Blue EyePA
2013 dump volume: ~2 gallons