The term “Swamp Ash” does not refer to any particular species of ash (Fraxinus genus), but is generally used by luthiers to describe lightweight wood yielded from ash trees which are usually found in wet or swampy areas.

Weight of Ash Types Compared

Swamp Ash (guitar)

Swamp Ash (guitar)

Average Dried Weight:

less than 30-33.6 lbs/ft3 (481-538 kg/m3)

Board-foot weight:

 less than 2.5-2.8 pounds

White Ash (Fraxinus americana)

White Ash (Fraxinus americana)

Average Dried Weight:

42 lbs/ft3 (675 kg/m3)

Board-foot weight:

~3.5 pounds

Green Ash (Fraxinus pennsylvanica)

Green Ash (Fraxinus pennsylvanica)

Average Dried Weight:

40 lbs/ft3 (640 kg/m3)

 

Board-foot weight:

~3.33 pounds

 

 
Black Ash (Fraxinus nigra)

Black Ash (Fraxinus nigra)

Average Dried Weight:

34 lbs/ft3 (545 kg/m3

Board-foot weight:

~2.83 pounds

 

European Ash (Fraxinus excelsior)

European Ash (Fraxinus excelsior)

Average Dried Weight:

42 lbs/ft3 (680 kg/m3)

 

Board-foot weight:

~3.5 pounds