Short answer
No single feature proves that a uniform is Confederate. Confederate clothing varied widely in cloth, dye, cut, and fittings, and many Confederate soldiers wore captured or altered Union clothing. The most reliable approach is to combine several clues: fabric and dye, construction, buttons, insignia, and any inspection or maker marks. Then compare those clues with documented examples.
Why Confederate uniforms are hard to classify
The Confederacy had fewer factories, less cloth, and less access to dye than the Union. Its units relied on imports, local tailors, state issue, and captured Union stock. The result was a wide range of clothing, even within a single regiment. Early in the war, many units dressed in whatever their state or members could provide. For more on that period, see Civil War militia uniforms.
Cloth and color
Confederate grey was usually wool or a wool-and-cotton blend, and shades varied a great deal. Butternut, a brownish-yellow shade made with walnut hulls, was also common. Mixed and homespun cloth appeared in many units.
Union blue was indigo-dyed wool, and it faded with use and sun. A faded Union blue can look grey, and a grey garment can have been dyed or faded from another color. Because of fading and later dyeing, color alone is a weak test.
Construction and cut
Confederate garments often show local tailoring and less standard patterns, although that is not true of every piece. Union contract clothing generally followed standard patterns set by the federal quartermaster system. A difference in cut can be a useful clue, but it is not proof by itself. Compare the garment’s overall construction, including seams, pockets, and closures, with documented examples.
Buttons
Union buttons were often brass and frequently bore an eagle design. Confederate buttons were often pewter, bone, or wood, and many were plain. Confederate buttons are also more likely than Union buttons to be recast or reproduced. For a closer look, see how to identify Civil War uniform buttons.
Insignia
Union officers wore rank on shoulder straps. Confederate officers often showed rank on the collar or sleeve, and Confederate insignia was less standardized. An unusual device is not automatically wrong, but it should be compared with period photographs. For the Union and Confederate systems, see Civil War military insignia and rank identification.
Inspection and maker marks
Many Union items carry inspection stamps, contract markings, or maker’s labels. Confederate items rarely carry the same kinds of marks, although some do have maker’s labels. The absence of a mark on a Confederate garment does not prove anything, and the presence of a Union-style stamp on a garment does not prove it is Union issue either, since stamps were sometimes copied.
Captured and altered uniforms
Confederate soldiers wore Union clothing that they captured in battle, bought, or were issued after a capture. Some Union uniforms were also dyed to a different color. A Union coat with a Confederate dye or with Confederate repairs may have been worn by a Confederate soldier. Treat these pieces as mixed, and describe them that way.
Checklist for an uncertain uniform
- Record the cloth, color, and any fading.
- Note the construction, including seams, pockets, lining, and closures.
- Inspect the buttons and their backmarks.
- Check any insignia, including its placement and attachment.
- Look for inspection stamps, contract marks, or maker’s labels, and note their absence if none are present.
- Compare all of these with documented examples from the same period.
- For a valuable or unusual piece, ask a specialist for an opinion.
Related reading
Rank devices are covered in Civil War military insignia and rank identification. Caps from the same period are covered in Civil War kepis: identification and makers’ marks. For the militia context, see Civil War militia uniforms. Before you buy any uniform, read where to buy Civil War uniforms.