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Species Information /
Walnut, Patagonian |
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The Species: |
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Flooring Trade Name: Patagonian Walnut
Botanical Name:
Tabebuia, heptaphylla
Lumber Name:
Lapacho
Grows In:
Paraguay &
Southern Brazil
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Products Available in Walnut, Patagonian |
See
page below for a listing of all the products available in this
specie: Products
/ Walnut, Patagonian
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Description: |
| Patagonian
Walnut is in the same family as Brazilian Walnut / Ipe. It
is a lighter brown color than Brazilian Walnut and offers
golden/tan highlights. It also offers more rowed grain/curl
figure than Brazilian Walnut. |
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Color Range & Color Change: |
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Color
Range:
Patagonian Walnut ranges in color from a golden tan to a medium brown
color. Some pieces may have some darker brown graining.
Color
Change:
Patagonian Walnut exhibits a medium degree of color change as the the wider
color range in the freshly milled wood will quickly mute to a
more uniform range and in color
will also darken from a fresh milled gold/greenish color to a
medium brown tone with golden highlights.
View WFI's
Color Properties Chart below to compare this specie with other
species:
WFI's
Color
Properties Chart View
WFI's Patagonian Walnut Photo Page for photos of the typical color range & change to be expected:
WFI's
Patagonian Walnut Photo Page
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Hardness: |
Patagonian
Walnut is 220% as hard as red oak ( 2800 on the Janka scale vs. 1260 for red oak ).
For hardness comparisons
to additional species, please go to:
WFI's
Species
Hardness
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Where to Use: |
| Patagonian Walnut may
be used residentially or commercially wherever the rich medium brown color
is desired.
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Special Characteristics /
Issues Specific to this Species: |
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Stability:
Patagonian
Walnut is relatively unstable and in very dry climates prone to
shrinking. Care must be taken to properly equalize this
wood and to source it only from reputable suppliers who dry it
properly. For additional
information, see:
WFI's
Wood Properties Chart
on the WFI Downloads page.
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Finish Issues: (for site sanding/finishing only) -
none known at this time, see:
WFI's
Finish Recommendations on the WFI Downloads page
before commencing any site finishing.
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Safety/Allergic Reaction Issues:
Patagonian
Walnut has been known to cause respiratory and contact dermatitis allergic
reactions. Care should be taken when exposed to the dust of
Patagonian Walnut. See
WFI's
Material Safety on
the WFI Downloads page for safety issues with wood dust.
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Other Characteristics/Issues specific to this species:
none known at this time - see
Feedback
/ Ash, White on the WFI
Site Map to see what others have experienced with this
species.
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Technical Information: |
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Note: |
Additional Technical Information
on this species can be accessed from the links below:
U.S. Forest Products Laboratory -
Patagonian Walnut Only
U.S.
Forest Products Laboratory
- to access all species
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