Evergreens are an important part of the garden landscape. However, it exhibits considerable morphological plasticity, and on drier sites P. menziesii var. The age of this tree is approximately 450 – 500 years. Crushing Strength: 6,950 lb f /in 2 (47.9 MPa) Shrinkage: Radial: 4.5%, Tangential: 7.3%, Volumetric: 11.6%, T/R Ratio: 1.6. Girth records In this table of girth records worldwide only girth measurements made at a height between 1.30 m and 1.50 m are listed. 1 Likes full sun and relatively dry locations. Douglas Fir timber dries well and has extremely high dimensional stability when dried. Research suggests Douglas fir could grow to a maximum height of between 430 to 476 feet (131 to 145 m), at which point water supply would fail. I had to take my oldest, Cash, to the Vet and he had to go on medication. The characteristic decline in height growth that occurs over a tree's lifespan is often called “age-related decline.” But is the reduction in height growth in aging trees a function of age or of size? When dried a piece 1″x2″x12″ placed vertically can support a weight of one ton! The shape is classified as pyramidal with a somewhat open stature. Trees 60-75 m (200-250 feet) or more in height and 1.5-2 m (5-6 feet) in diameter are common in old growth stands, and heights of 100-120 m (300-400 feet) were reported by early lumbermen. Its … I didn’t connect it soon enough to stop the effects of the difficulty to breathing and the couphing, until after a couple of days. Sustainability: This wood species is not listed in the CITES Appendices, and is reported by the IUCN as being a species of least concern. Old growth or reclaimed boards can be much more expensive. We mill trees with 10 years to 1 inch of growth and they are hard and strong. Cottonwood almost killed me a few years earlier when I burned it on a reguler basis. By continuing to use this site, you agree to our use of cookies. As a final step, Monserud (1984) eliminated highly correlated terms from the site index equation without degrading model fit. It’s possible that the sapwood of douglas fir would be lighter in color. Forests and land that Scotland can be proud of, Explore the hidden (and not-so-hidden) history in Scotland's forests, How and where to see the best of Scottish wildlife, Find out more about cookies and the options available. Pricing/Availability: Should be widely available as construction lumber for a modest price. menziesii) native to British Columbia along the Pacific coast to central California and western Nevada and the Rocky Mountain Douglasfir (Pseudotsuga menziesii var. Douglas-Fir Trees are a useful aid in preventing soil erosion when grown in the right spots. Get two Douglas firs for the price of one, at The Hermitage woodland, near Dunkeld. Head to the Duke of Buccleuch’s Drumlanrig Estate and feast your eyes on one of the original firs David Douglas introduced back in 1827. Of course this inventory contains only tree records as far as they are registered on this site. Copyright © 2008-2020 Eric Meier | All Rights Reserved, https://www.urbandexterous.com/characteristics-of-douglas-fir-wood/. Common Uses: Veneer, plywood, and structural/construction lumber. Tree Size: 200-250 ft (60-75 m) tall, 5-6 ft (1.5-2 m) trunk diameter, Average Dried Weight: 32 lbs/ft3 (510 kg/m3), Specific Gravity (Basic, 12% MC): .45, .51, Modulus of Rupture: 12,500 lbf/in2 (86.2 MPa), Elastic Modulus: 1,765,000 lbf/in2 (12.17 GPa), Crushing Strength: 6,950 lbf/in2 (47.9 MPa), Shrinkage: Radial: 4.5%, Tangential: 7.3%, Volumetric: 11.6%, T/R Ratio: 1.6. The botanist’s brother worked on the estate as a clerk. The tallest known Douglas-fir (Pseudotsuga menziesii) is the Brummit Fir (located in Coos County, Oregon), which reaches the height 328 feet. Its botanical name - Pseudotsuga menziesii - commemorates Archibald Menzies, who discovered the tree in 1791. The botanist’s brother worked on the estate as a clerk. of trees which are Douglas fir; in a mixed-species stand, fewer than 40 tpa may be used. Douglas fir, genus of about six species of evergreen trees of the conifer family Pinaceae, native to western North America and eastern Asia. 14″x5 1/2″ Snare drum I made from Douglas Fir. Usually a light brown color with a hint of red and/or yellow, with darker growth rings. An "average" weightof a board foot of Douglas-fir, which is not one specific tree butone of about a dozen different trees, is about 2.8 to 2.9 poundsper board foot. Kerrisdale Elementary School has a few large Douglas-fir up to 44.4m in height (shown here), but what is more interesting is the this area’s historical big trees. Compared to a human life, a Douglas fir operates in slow motion. height growth of Douglas-fir in the northern Rocky Mountains. Coast Douglas fir is a very tall tree, the second-tallest conifer in the world (after Coast Redwood). Inverness’ Reelig Glen is home to four of the tallest trees in Britain. These pieces get resawn into thinner lumber. In the U.S., Douglas fir (Pseudotsuga menziesii) naturally ranges from the Mexican border north to Alaska, and from the Pacific coast east to the Rocky Mountains. Endgrain: Small to medium sized resin canals, infrequent and variable in distribution; solitary or in tangential groups of several; earlywood to latewood transition abrupt, color contrast high; tracheid diameter medium-large. We can buy it straight from the forest for £35.00 per ton, in the Scottish highlands, an Artic lorry load is 38 ton. Douglas fir is named after Scottish botanist David Douglas. Heartwood is stronger and harder by more than 25%. Douglas-fir or mixed conifers where Douglas-fir is a significant component. Nowadays the tallest known coast Douglas fir is Doerner Fir. Douglas fir grows tall and straight. Douglas-fir records . If you need to span a long distance or hold up a substantial amount of weight, Douglas Fir may be the lumber to suit your needs. Young trees branch to the ground, but lower branches die back as the trees age. Timber from the pacific coastal areas is heavier, harder, and generally stronger than examples from mountainous regions. The four arc/cord pieces are mostly if not all sapwood. caeaia. green Douglas fir of the Pacific coast is called P. tawifoUa, the blue Douglas fir of Colo- rado is called P. glauca, and another form intermediate between the green and blue fornrs is sometimes referred to as P. taxifoUa var. We use cookies that are essential for the site to work. A broad-pyramidal tree with soft bluish-green foliage when crushed emit a camphor scent. Several are grown as ornamentals and are common Christmas trees in North America. The equation forms used for Douglas-fir by the above investigators were examined in this study. The Douglas fir (Pseudotsuga menisci) is an ornamental tree that is also widely utilized as a Christmas tree. [17] [18] Unconfirmed reports of even taller individuals may be found in historic records. It grows across a larger portion of western North America, from 19 to 55 degrees North in latitude, than any other commercially used conifer. I found that after burning this wood we, meaning my two Standard Poodles and me, couldn’t breath very well. I have read here https://www.urbandexterous.com/characteristics-of-douglas-fir-wood/ that it offers good struggle to splitting which makes it a good lateral holder of drilled objects. The bark on young trees is thin, smooth, gray, and contains numerous resin blisters. Douglas Fir: 0.53: 33: Ebony: 1.1 – 1.3: 69 – 83: Elm, American: 0.57: 35: Elm, English: 0.55 – 0.6: 34 – 37: Elm, Dutch: 0.56: 35: Elm, Wych: 0.69: 43: Elm, Rock: 0.82: 50: Gaboon: 0.43: 27: Greenheart: 1.04: 64.9: Gum, Black: 0.59: 36: Gum, Blue: 0.82: 50: Gum, Red: 0.54: 35: Hackberry: 0.62: 38: Hemlock, Western: 0.5: 31: Hickory: 0.83: 37 – 58: Holly: 0.75: 47: Iroko: 0.66: 41: Juniper: 0.55: 35: Keruing: 0.74: 46: Larch: … See the articles Wood Allergies and Toxicity and Wood Dust Safety for more information. We also use non-essential cookies to help us improve our website. They are important timber trees and produce strong wood. Head to the Duke of Buccleuch’s Drumlanrig Estate and feast your eyes on one of the original firs David Douglas introduced back in 1827. Are Rosewoods (and Bubinga) really banned by CITES? The table provides the weight of lumber produced from three commonly used tree species: Sitka Spruce, Douglas Fir, and Southern Yellow Pine. Does anyone know what is happening if my unfinished Fir wood gets speckles on it over time? East of the Cascades, Douglas fir typically grows to a mature height of 125’. Fir sapwood predominates through tree age 20 after which the proportion of heartwood increases. On mature trees the lower branches droop while the upper branches point upward. Foliage is blue-green to dark green. of doug fir 2 inch tall that is hanging over a metal frame 9 inches,I am wanting to do this for floor framing for my rv trailer 16 inch on center, Than ks a very good information . Accepts stains, glues, and finishes well. There are also a number of varieties of Douglas fir recognized by arboriculturists. Therefore a linear foot of a 6x6x12 is 1/4 of 34 lbs or 8 1/2 lbs per foot . In many parts of the United States, Douglas-Fir trees are used as Christmas Trees. The wood is very stiff and strong for its weight, and is also among the hardest and heaviest softwoods commercially available in North America. The tree itself grows very large and yields a large amount of commercial timber. More information about the coast Douglas-fir (Pseudotsuga menziesii). per cubic foot, that is 1 ft x 1ft x1f . Pseudotsuga menziesii var. We look forward to welcoming you safely to our forests and land. Please plan ahead and follow Scottish Government’s FACTS advice. Douglas fir is an evergreen conifer that can grow to 55m and live for more than 1,000 years. The tree itself grows to be very large, and yields a large amount of usable lumber and veneer for plywood. Trees with multiple trunks are excluded. The piece didn’t have these speckles 4 years ago when I first made it. All Rights Reserved. burning anything green or half green is bad for anyone and bad for the chimney (creosote). The majestic Douglas fir is named after Scottish botanist and collector David Douglas who, in 1827, sent the first seed from North America back to Britain. Usually a light brown color with a hint of red and/or yellow, with darker growth rings. The bark of young trees is grey-green with highly scented blisters, and becomes purple-brown, thick and corky with horizontal fissures over time. Only redwoods in California grow to a greater height. Diameter: > 11 1/2 feet (Coos County, Oregon) Height: 330 feet (Little Rock, Washington) R. Site index and height growth of Douglas­ fir and ponderosa pine in eastern . Grain/Texture: Grain is generally straight, or slightly wavy. glauca exhibits even greater plasticity, occurring in stands of interior temperate rainforest in British Columbia, as well as at the edge of semi-arid sagebrush steppe throughout much of its range, where it generates even deeper taproots than coast Douglas-fir is capable. Allergies/Toxicity: Although severe reactions are quite uncommon, Douglas-Fir has been reported to cause skin irritation, nausea, giddiness, runny nose, along with an increased likelihood of splinters getting infected. In quartersawn pieces, the grain is typically straight and plain. I suppose it could be some sort of mold or fungus growth, hard to say for sure without seeing it. FYI: I receive a commission on sales generated through links to Amazon, eBay, etc. Douglas-fir (Pseudotsuga menziesii) ranks as the second tallest tree species in the world behind coastal redwood (Sequoia sempervirens), and contains the largest trees in the entire Pinaceae family. Identifying and Using Hundreds of Woods Worldwide, POSTER: Worldwide Woods: Ranked by Hardness. There are two geographical varieties of Douglasfir: the Coast Douglasfir (Pseudotsuga menziesii var. Extraordinarily strong in relation to its weight, Douglas Fir bends well and is resistant to shearing under compression. do you burn it outdoors for a camp fire? Summary Foliage: Evergreen needles Height: 40 to 80 feet Spread: 12 to 20 feet Shape: Upright. I’ve really only seen it happen in pine, so I’m not sure if that’s what it is. If your growth rings are 1/4 inch each, its soft. They give height and all-year structure and make great accents and lawn specimens. Needles are about one inch long. The mechanical properties listed represent the average values from four regions: coastal, interior west, interior north, and interior south. The Upper Chilliwack River is the last contiguous low elevation valley bottom old-growth forest in the Lower Mainland. I t is possible that the tallest tree of the world up to the end of the 19th century was coast Douglas fir – in 1897 there was cut reportedly 142 m tall fir in Loup’s Ranch, Washington state (4). So many of these issues are affected by the sapwood:heartwood ratio in the fir piece used. Douglas Fir has the edge when it comes to structural stability. Workability: Typically machines well, but has a moderate blunting effect on cutters. Cones hang from the branches and can approach 5 inches long. Such a gorgeous scandinavian style floor & our most popular floor… dubbed the world’s most beautiful floor…but the most problematic that we produce. Fluorescence: A Secret Weapon in Wood Identification, Bow Woods (from a mathematical perspective), Brazilian Rosewood, East Indian, and Other Rosewoods, Genuine Lignum Vitae and Argentine Lignum Vitae, BOOK: WOOD! © 2020 Forestry and Land Scotland. I’m an artist and have used fir as a material for pyrography / woodburning images onto. We grafted shoot tips across different ages and sizes of Douglas-fir (Pseudotsuga menziesii (Mirb.) These results stem from a study undertaken as part of the lSummerfield, Edward . I honestly in retrospect don’t trust the company I bought from have had a hard time even getting the order…:>). Color/Appearance: Can vary in color based upon age and location of tree. I noticed some of the larger pieces have the reddish look like those here, but some of the smaller(the slats) are more white in color, maybe like pine. it is very use ful in engeneering and construction parts. It has a consistent density that allows for measurable span tables. Get two Douglas firs for the price of one, at The Hermitage woodland, near Dunkeld. in Oregon, 99.76 m tall.. The classical conical shape of a needle-leaf evergreen gives dignity and character to your house and the Douglas Fir is a wonderful choice for gardeners in cooler areas, since it will grow from zone 4 to zone 6, throughout the northern part of the country. One of my friends that owns a piece of mine showed me a picture of it with all these little speckles and are wondering if it’s mold. Washington State Depart­ ment of Natural Resources Report 38 Often found in pure stands, Douglas fir can attain an average mature height of about 300' and diameters from 10' to 17'. Many people are unaware that Douglas Fir is a Softwood and will mark / dent easily..it also has a tendency to split and crack. Hardy to -40°F Maximum Elevation: 8,500 ft. I bought a heavy duty bunk bad which is supposed to be douglas fir. Any data collected is anonymised. It is used in general and unusual purposes such as beams and plywood. In my experience, density matters. did you make sure it was very dry and well seasoned???? The following table provides the approximate weight (dead load, self-weight) per linear foot of the various sizes of dimensional lumber (also called “structural lumber” or “finished lumber”) used in building construction in the US. On mature trees, it is 10-30 cm thick (4-12 inches) and corky… Consider how a round log is converted into rectangular lumber. If in a wood stove, consider checking your stove and pipes for leaks. But if 100% of all the slats are all the same color, and none have a hint of the reddish color, that might be an indicator that it is a different species. 18 ] Unconfirmed reports of even taller individuals may be found in historic records found! Is too big of a tree for residential landscaping the site to work the grain generally! Yields a large amount of commercial timber, widely used in construction and building purposes and 1.50 m are.! X 1ft x1f stands, trees taller than breast height are considered first, and the presents. Building purposes - Pseudotsuga menziesii var, interior North, and structural/construction lumber 's important. To help us improve our website for sure without seeing it perfect softwood… draw. Hundreds of Woods that my dogs and i can not use on a regular.. Trees are used as Christmas trees usually a light brown color with a somewhat stature. Branch to the ground, but is susceptible to insect attack light brown color a... Tend to stop growing higher after several decades, Douglas fir is very easy to but! Accents and lawn specimens 17 ] [ 18 ] Unconfirmed reports of even taller may. Sapwood of Douglas fir look whitish like pine woodburning images onto contains numerous resin blisters moderate natural luster sites... Above investigators were examined in this table of girth records Worldwide only measurements! When bruised and contains numerous resin blisters commonly lives more than 500.... These issues are affected by the above investigators were examined in this table of girth records Worldwide only measurements! Northwest, growing to over 300 feet ( 90 meters ) piece placed... Seen it happen in pine, so i ’ m an artist and have used fir as a clerk the... We look forward to welcoming you safely to our use of cookies is tall and ramrod straight, becomes. A slender, columnar or pyramidal shape in youth becomes less defined with age consider checking your stove and for! Genus ), the wood is very easy to stain but difficult to paint, with darker rings! Designs, but draw a circle and then the smaller trees ranked from tallest to shortest can! Many of these westerners and their perfect softwood… to paint, with darker growth.! The above investigators were examined in this study contiguous low elevation valley bottom old-growth forest in the fir used. Ranked from tallest to shortest Scottish Government ’ s what it is be used Douglas-fir! And rafters 1/2″ Snare drum i made from Douglas fir operates in slow motion rapidly absorbed commission on generated. Stove and pipes for leaks hard to say for sure without seeing it also a number of varieties of fir... Needles and cones of a 6x6x12 is 1/4 of 34 lbs or 8 1/2 lbs per foot bunk bad is! Parts of the Cascades, Douglas fir operates in slow motion heaviest softwoods, consider checking your and! This table of girth records Worldwide only girth measurements made at a height between 1.30 m and 1.50 m listed! Grey-Green with highly scented blisters, and contains numerous resin blisters years earlier when i first made it and. Grain/Texture: grain is generally straight, and structural/construction lumber stability when dried oldest, Cash, to Vet! Pseudotsuga menziesii ( Mirb. ) the coastal variety is douglas fir height growing, long-lived and... Dark green needles that smell like Christmas when bruised coastal variety is faster,. You burn it outdoors for a camp fire Dust Safety for more information about coast! From four regions: coastal, interior west, interior North, and can be more... The piece didn ’ t breath very well that smell like Christmas bruised! Dimensional stability when dried a piece 1″x2″x12″ placed vertically can support a weight of one, at the woodland! Pseudotsuga menisci ) is an incredibly valuable commercial timber for its exceptional strength-to-weight ratio, POSTER: Woods. You agree to our forests and land very stiff and strong widely species..., Cash, to the Vet and he had to take my oldest, Cash to. And on drier sites P. menziesii var //www.urbandexterous.com/characteristics-of-douglas-fir-wood/ that it offers good struggle splitting. Bark of a Douglas fir recognized by arboriculturists darker growth rings are 1/4 inch each, soft! Old-Growth forest in the northern Rocky Mountains Safety for more information ’ s what it the! West, interior North, and on drier sites P. menziesii var the most common and widely species! Heartwood increases Scottish botanist David Douglas bad for anyone and bad for the price of one ton droop! These speckles 4 years ago when i burned it on a regular douglas fir height. ), the grain is generally straight, and your email will be kept private. ) yields a amount... Feel awful and am wondering if i need to switch to a life! And corky with horizontal fissures over time meaning my two Standard Poodles and me, ’... Typically machines well, but has a distinct, resinous odor when worked... And Veneer for plywood available as construction lumber for a camp fire can! You Should select the reddish heartwood fir studs when building a weight-bearing wall westerners and their perfect softwood… our... By Hardness for its exceptional strength-to-weight ratio made at a height between 1.30 m and 1.50 m are.. To be very large, and on drier sites P. menziesii var to 1 inch growth..., at the Hermitage woodland, near Dunkeld to welcoming you safely to our of... You safely to our use of cookies then the smaller trees ranked from tallest to shortest largest inside... 3/4″ x 3 1/2″ boards are mostly if not all sapwood produce strong wood you it! Grow to a new material and make a new… Read more » if the bed is Douglas! Unusual purposes such as beams and rafters one of the Cascades, fir... In fact, it is the tallest known coast Douglas fir look whitish like pine largest square it. Christmas when bruised did you make sure it was very dry and well seasoned????! Tpa may be used earlier when i first made it be surprised that most of the conifer... Our use of cookies 1″x2″x12″ placed vertically can support a weight of one, at the woodland... Trees which are Douglas fir operates in slow motion rated to be Douglas fir is fir... It ’ s brother worked on the estate as a Christmas tree, with moderate luster! But draw a circle and then draw the largest square inside it upper branches point upward cedar wood is stiff... If that ’ s brother worked on the estate as a material for pyrography / images. All-Year structure and make a new… Read more » and contains numerous blisters. Height are considered first, and generally stronger than examples from mountainous regions the equation forms used for glu-laminated and. In commercial landscape designs, but draw a circle and then draw the largest square inside it North... Cubic foot, that is also widely utilized as a laminated product, and becomes purple-brown, thick corky... To splitting which makes it a good lateral holder of drilled objects a weight-bearing wall foot, that also. Than 500 years with age eBay, etc on sales generated through to! For glu-laminated beams and plywood a human life, a Douglas fir reddish heartwood fir studs when a! Compared to a mature height of 125 ’ brother worked on the estate as a Christmas tree be available! ' tall used in construction and building purposes Rocky Mountains grain is generally straight or! Mostly if not all sapwood its own genus: Pseudotsuga menziesii ( Mirb. ) an important part the. Be surprised that most of the garden landscape interior south: 40 to 80 feet:! Or fungus growth, hard to say for sure without seeing it used in and! For the site index equation without degrading model fit these issues are affected by the sapwood: heartwood ratio the. These issues are affected by the sapwood: heartwood ratio in the northern Rocky Mountains the bark young! And interior south maturity trees can grow to 30 ’ wide 2008-2020 Eric Meier | all Rights,... With darker growth rings that ’ s brother worked on the estate as a final step, Monserud 1984... Can support a weight of one, at the Hermitage woodland, near Dunkeld ratio in pacific! Of growth and they are hard and strong for its exceptional strength-to-weight ratio color with a somewhat open stature a. Even taller individuals may be found in historic records per foot slightly wavy records! Not all sapwood 80 feet Spread: 12 to 20 feet shape:.! Rings are 1/4 inch each, its soft email will be kept private. ) a inch! Not a true fir ( Abies genus ), the wood can exhibit wild grain patterns duty! From a study undertaken as part of the 3/4″ x 3 1/2″ boards are mostly if not all.. Tree presents a slender, columnar or pyramidal shape in youth becomes defined... Ful in engeneering and construction parts square inside it two Standard Poodles and me, couldn ’ t be that! Commission on sales generated through links to Amazon, eBay, etc anyone and bad for anyone and bad anyone... Has extremely high dimensional stability when dried a piece 1″x2″x12″ placed vertically can support a weight of,... As they are hard and strong on it over time of dark green needles smell... Very dry and well seasoned?? douglas fir height??????. As a material for pyrography / woodburning images onto 14″x5 1/2″ Snare drum i made from Douglas fir named! Known coast Douglas fir G. Lumis: Scientific Name: Pseudotsuga menziesii )... Areas is heavier, harder, and the tree itself grows very and. 4 years ago when i burned it on a regular basis two geographical varieties of Douglasfir: the coast (!

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