Along the lines of your option of using Cascade to dry hop: I vote you leave as is, but ALSO add the Cascade (about 1.5 oz) in for dry hop along with the Willamette!!
Primary - California Common -finally!
Secondary - nothing, back after year plus hiatus
Keg carbing & conditioning - nada
Drinking - store bought: Loose Cannon IPA, Wachusett IPA.
On deck: Trying to decide (beer); wine kit likely (red wine)