What causes pine blue streaks?
Blue stain is a common fungus that infects the sapwood of freshly sawn boards causing a blue discoloration in pine. The infestation most often occurs during the summer months when freshly sawn boards are exposed to the open air before kiln drying. The color can range from a striking blue to a dull gray or black.
What causes blue stain in timber?
Blue stain is caused by fungi that grow in sapwood and use parts of it for their food. It is not a stage of decay, although the conditions that favor blue staining also very often lead to infectionwith decay-producing fungi. Excepting toughness, blue stain has little effect on the strength of wood.
How do you get blue stains out of pine?
A strong (10%) solution of sodium hypochlorite was effective at removing blue colour from blue- stained lodgepole pine sapwood. Sodium hypochlorite did not adversely affect the colour of heartwood, whereas three other bleaches initially caused a pronounced yellowing of heartwood, which faded over time.
How do you treat blue stain fungus?
There are no effective fungicides to kill the yeast-like blue stain fungus, Grosmannia clavigera, a parasite of the mountain pine beetle. The only way to control blue stain fungi, a species of sac fungi and not a mold, is to suppress the host pine beetle.
Should you stain blue pine?
By staining Beetle Kill Blue Pine, you can add even more personality to this gorgeous wood. Choosing the right stain will bring out the character and personality of the wood, making it perfect for floors, walls, cabinet or even tables and other furniture projects you may have.
What kind of wood has blue in it?
Blue Mahoe is one of very few woods with an overall gray heartwood appearance (in its fresh and unweathered state), and perhaps the only commercially available wood that can exhibit a bluish hue.
What is blue stain wood?
A bluish or grayish discoloration of sapwood caused by the growth of certain dark-colored fungi on the surface and in the interior of the wood; growth is made possible by the same conditions that favor the growth of other fungi.
Is it blue stain or mold?
Blue stain is not mold. However, for a simple test to determine whether or not a piece of lumber is blue-stained or growing mold, lightly rub the affected surface of the wood. Mold grows on the surface and can be brushed off or smeared, where as blue stain penetrates deep into the wood and cannot be removed.
How do you get blue out of wood?
One characteristic of blue stain is that it usually goes deep into the wood. Fortunately, blue stain fungi have no effect on the strength or structural soundness of the wood and do not cause decay. It is just a cosmetic thing. Unfortunately, once blue stain has formed there is no way to remove the color from the wood.
How do you get blue off wood?
Vinegar and baking soda Make a paste with equal parts of vinegar and baking soda. Put some paste on a clean cloth, and rub it on the stain until the stain disappears from the wood. After the dye is out, wipe the area with warm water [source: Martha Stewart].
How do you get blue dye out of wood?
What is blue pine used for?
Pinegard Blue is used as an important element in termite management systems south of the Tropic of Capricorn. The use of blue pine framing in combination with ground-level termite management systems, regular maintenance and inspections provides highly effective, long-term protection against termites.
Is any wood naturally blue?
The specific gravity is . 63 and the wood is easy to dry compared to most exotics. Aside from spalted wood, this is the only naturally blue-ish wood available! instructions, or as color specified, with instructions for color to be followed.
Why is the inside of wood blue?
What is causing blue- stain? Blue- stain is caused by the Ophiostomatales fungi, a type of fungi in the class of Sordariomycetes, spore- sac fungi. The hyphae are brown and give the wood a bluish tone as they grow inside the wood. Blue- stain does not cause a reduction in the strength of the wood.
Is there blue wood stain?
Blue wood stain is an oil-based, water-based, or gel stain available in blue, mainly fast-drying formulations. People love it, particularly for how it accentuates the wood grain, making the project look unique and beautiful.
What is blue mold on wood?
Blue mold or bluish-green mold in the home is usually one of two types of mold, Penicillium or Aspergillus. They are some of the fastest growing molds (usually within 24 to 48 hours) and require very little moisture for their colonies to develop.
What fungi causes blue stain?
Biology: Blue stain fungi are carried by bark beetles and other wood inhabiting insects and are associated with tree mortality. They are mostly blue-staining and primarily from the genera Ophiostoma and Ceratocystis.