The last time I used nottingham, i did rehydrate it though, I only got about 1/2" layer of krausen. Could be just that style for that yeast. All have different results. Sounds like it's going fine.
Primary: Tri-Peppered Saison
Bottled: Gin and Tonic IPA
Kegs: Dark Skies Black IPA Redux, Gin and Tonic IPA
2013 Previous: Sunrise Honey Rye Pale Ale, Dark Skies Black IPA, Sunset Orange Kolsch, All Hallow's Eve Pumpkin Ale, Raining Hops and Dogs IPA
Dark Skies Black IPA - 2nd Place at a local comp. Score of 39 from a BJCP judge
GT Keezer Build