Hardy J. Herring was enlisted as 5th Sergeant on April 2nd, 1862 in Captain Cawthon’s Company, Company H (Union Rebels), 6th Regiment Florida Infantry by J. J. Finley at Mount Vernon Arsenal, Florida, for a period of 3 years.
He was 5th Sergeant at th time of his enlistment.
He was promoted to 1st Sergeant on June 8th, 1863.
He was paroled at Montgomery, Alabama on June 8th, 1865.