User blog comment:Rassilon of Old/Young Justice updates - September 2011/@comment-1185312-20110915154247/@comment-64.247.102.126-20110915232503

Post-production for season 1 began last September according to AskGreg. And the series managed to air 9 episodes in a row starting in January. Since DC Nation starts in March, then as long as season 2 starts post-production sometime in November it might make it in time.