Oregon ash. The only ash native to the Pacific Northwest, the Oregon Ash is commonly used for conservation and restoration projects in wet/riparian areas. About Oregon Ash (Fraxinus latifolia) 15 Nurseries Carry This Plant Add to My Plant List; Fraxinus latifolia (Oregon ash) is a member of the Oleaceae (Olive) family native to western North America on the west side of the Cascade Range from southwestern British Columbia south through western Washington and western Oregon to central California. Oregon ash, Fraxinus latifolia----- Range. This information was originally published in Hardwoods of the Pacific Northwest, S.S. Niemiec, G.R. Adhesives Oregon ash bonds satisfactorily and there are no unusual problems when conditions are well controlled. Very common in Jackson and Josephine County lowland streamside areas. The average specific gravity is 0.50 (green) or 0.55 (ovendry). Germination rates are medium to high. It is also excellent for revegetating wet, lowland areas. Native range Synonyms Fraxinus oregona Fraxinus latifolia, … Seed clusters only form in late fall and early winter. Log grades have not been developed. Premium prices may be paid for logs 12 in. The root system of ash is moderately shallow, wide-spreading, and densely fibrous. Untreated posts of this wood average only 6 years of service before failing. Oregon ash may grow to be 80 feet in height and exceed two feet in diameter. Use by wildlife: The winged seeds of Oregon Ash are eaten by a birds and small mammals. There are no recognized varieties of Oregon ash, although it may hybridize with velvet ash (F. velutina) in the southern Sierra Nevada. Hardy to USDA Zone 6 Native to western portions of Washington and Oregon and south in the Coast Range and Sierra Nevada to Central California. The paddle-like winged seeds ripen in the late summer. Oregon ash is a medium-sized to large tree that can grow up to 25 meters tall. Mechanical Properties Because Oregon ash is moderately hard and heavy, it is rated intermediate in bending strength and stiffness. There are no known examples of operational forest plantations. As ash tree plants have a long germination period, it is important to speed up this process by stratifying them. A heart rot causes extensive defect in older trees, and hollow “stovepipe” ash are prevalent in some stands. 1990. trees; clusters of seed samaras in summer on female trees; great wetland and riparian tree Fraxinus latifolia Oregon ash Large evergreen tree 125-230 feet tall, 30 feet wide Moderately hard to grow Conifer with short sharp needles; 3-inch cones; great for erosion control and wind breaks Picea sitchensis Sitka spruce No products in the cart. R.M. Both mechanical and chemical treatment options may be limited on typical, wet Oregon ash sites. It is hardy to zone (UK) 6. Geographic Range Oregon ash is native from northern Washington (lat 48° N) to southern California (lat 35° N) on the west side of the Cascade Range and the Sierra Nevada. Durability Oregon ash is a nondurable species that is susceptible to wood decay. Local wildlife, including birds and squirrels, also use the tree to their advantage, hiding amongst the dense foliage or eating the seeds of the fruit (called samaras). Sapstains and sticker stains can also degrade the wood. Although many seeds are transported by flood waters, few seedlings establish from seeds deposited on sandy or gravelly stream beds. Suitability and Productivity of Sites Oregon ash is particularly suited to heavy soils and poorly drained areas, which are often too wet for any other tree, including cottonwood. latifolia: with broad leaves; Oregon State Univ. Contributions from citizens like you make our Native Plant Sale a success. Longer lived than alder or cottonwood. Tolerance, Crown Position Oregon ash is intermediate in tolerance, and commonly occurs in intermediate or codominant crown positions. It grows in moist to wet soils near streams, lakes and in flood plains. The availability of Oregon ash for timber harvest is significantly restricted by regulations governing forestry practices in riparian areas and wetlands. Young seedlings will grow in fairly dense shade. Overtopped trees of any age can respond to release with openings in the overstory. Research Contribution 8. College of ForestryOregon State University Corvallis, OR 97331-5704 Phone: 541-737-2004owic@oregonstate.edu................... Forest Engineering, Resources & Management, Top height on mature trees of at least 60 ft, Sustained height growth of 1 to 2 ft per year at ages 5 to 20 years. Flowering & Fruiting Oregon ash begins producing seed at about 30 years of age. Regeneration from Vegetative Sprouts Oregon ash sprouts vigorously from the root collar after cutting. Prized for its beautiful symmetrical shape, rapid growth, and hardiness, Oregon Ash has been widely planted as an ornamental tree and a street tree. Rays are not easy to distinguish with the naked eye. and larger. Early growth of stump sprouts is quite rapid (3 to 4 ft per year). Good growth potential is indicated by the following: Climate Oregon ash thrives in a mild, humid climate characterized by relatively cool, humid summers and wet, mild winters. The heartwood is a yellowish-brown, with a slight greyish cast. Machining Oregon ash machines without much difficulty. It is dioecious. Your donation makes a big difference. Oregon ash is widely planted and does very well in ornamental applications, which indicates its potential for good performance in managed plantations. Whole fruit. The fruits are oblong to elliptical samaras 1 to 2 in. Forest Science Department, Oregon State University, Corvallis. Oregon ash are often mixed with cottonwood and bigleaf maple in bottomland forests, where flood waters maintain a variable disturbance regime. Ø Western regions of Washington, Oregon, and California (5) Climate, elevation. Growth and Yield Growth of Oregon ash is moderately rapid for the first 60 years (1 to 2 ft per year). Young ash trees grow fairly rapidly, but are commonly crooked or forked. The bottomlands where Oregon ash is most common provide a relatively cool, moist environment, even in hot interior valleys. Items are priced on a curve, you can buy any 'bulk quantity' up to what we have in stock, some examples are: * Fraxinus latifolia is found on the west side of the Cascade Range from southwestern British Columbia south through western Washington, western Oregon, and northwestern California; and in central California in the Sierra Nevada. Oregon ash has a fairly high tolerance to summer drought; however, it generally ceases growth and drops its leaves when conditions become hot and dry. Oregon ash that establish on drier sites often persist in a stunted, crooked form. Long-lived (250 years), Oregon Ash is a splendid shade tree or specimen tree for a large landscape. These values are similar to other ash species. Common shrub associates include snowberry, hawthorn, serviceberry, mockorange, crabapple, and himalaya berry. Measurements in a pure stand of 45-year-old Oregon ash showed an average height of 70 ft and basal area of 140 to 160 ft2 per acre, which yield approximate volumes of 3200 to 3800 ft3 per acre. Oregon ash can be weedy specifically in wet prairie restoration in Oregon, the wind dispersed seeds establish naturally and can dominate these sites, turning a wetland prairie into an ash forest. The compound leaves are pinnate, 12–33 cm (4 3⁄4–13 in) long, with 5-9 leaflets, each leaflet ovate, 6–12 cm (2 1⁄4–4 3⁄4 in) long and 3–4 cm (1 1⁄8–1 5⁄8 in) broad, and often show signs of disease and brown rot, even on otherwise healthy plants. It may replace cottonwood on heavy soils and on swampy ground with poor drainage during the growing season. In central Southern California, it intergrades with Fraxinus velutina (velvet ash) of southern California east into Arizona. Male and female flowers grow on separate plants. Ash seedlings establish in wet grasslands or fields, particularly after disturbance such as plowing (in the absence of fire or grazing) (OSU, OWIC, 2020). It is a seedless cultivar, but visually identical to a regular male green ash (Jacobson, 1996). They ripen in August or September, turning from green to light brown. Regeneration from Seed Open-grown trees produce good seed crops almost every year. The greenish-white flowers (male and female) are borne in dense panicles, which appear at the base of new foliage in April or May. A slow-growing broadleaf tree, grows to over 75' tall and 2' in diameter on good sites. The Ash tree is valuable for birds (especially Woodpeckers) due to the insects, seeds, and shelter (including for … Overtopped trees of any age can respond to release with openings in the overstory. Some types of ash are seedless. Insects and Diseases Weevils (Thysanocnemis spp.) Uncategorized oregon ash tree. Seed for the first three species Abundant seed producer. Oregon ash seed – Eugene, OR, late Aug 2019 ... White ash seeds at different stages of examination. When propagating through seed, autumn is the best season because the winter colds would slow its growth. In central Southern California, it intergrades with Fraxinus velutina (velvet ash) of southern California east into Arizona. Volume 2, Hardwoods. Like the other ashes, this species is dioecious, blooming in the spring. Ash Identification and Relationship with Birds Medium to large-sized deciduous tree, ranging from 40 to 100 feet in height, with a 20 to 80-foot spread (depending on the species). * The Oregon ash prefers damp, loose soils, and grows from sea level to 900 metres (3,000 ft) in elevation, up to 1,700 metres (5,600 ft) in the south of the range in California. Starting as sheep ranchers, we now have acres full of seed crops, stands of Red Alder, Black Walnut timber and orchards full of delicious Oregon grown Hazelnuts. Fuzzing from sanding is rare, although surface scratching can be apparent, especially on the latewood parts of flat-sawn boards. Harvesting of Oregon ash may often be subject to restrictions for protection of riparian zones or wetlands. The climate, featuring mild winters and dry summers, makes it ideal for onions, beets, carrots, spinach, swiss chard, the whole cabbage family, and other crops to overwinter for harvest in late summer. Fall color of Modesto ash. If you have sufficient seed then it is possible to sow it directly into an outdoor seedbed, preferably in the autumn. Burns and B.H. The transition to latewood is abrupt. campus: large tree on the north side of USDA Forage Seed Lab. In this climate, annual precipitation ranges from 20 to 118 in., with very little rain in July and August; mean annual temperatures range from 46 to 54°F. Elevation Oregon ash usually grows at elevations from sea level to 3000 ft, although it may be found as high as 5000 ft. Soils Oregon ash typically grows on deep, poorly drained clays or silty clay loams that are rich in humus. Because of its light color, the glue line can be visible on sapwood if darker resins are used. 1987. The relatively small volume of sawlogs that are harvested are fully utilized, demand for lumber is relatively high. The sapwood is nearly white and is wide. It has no characteristic odor or taste. These were Oregon Ash-(Fraxinus oregona), Bigleaf or Broadleaf aple,-(Acer macrophyllum), Oregon Thite Oak- (Q,uercus garrana), Oascara-(Rharimus purshiana), and other species, time permitting. Ø Moist, moderate climate; low elevations (3) Local occurrence (where, how common) Ø Often on the edges of streams, lakes, or in other areas that are occasionally flooded (1) … Fruit torn open exposing seed. Oregon ash, a member of the olive family (Oleaceae), is one of 16 species of ash in the United States. of the Oregon State College, School of Forestry, it was decided that data for i: e following trees might be use- ful. Add to cart. Ash may grow very well outside of such areas, although management may be required to maintain it. The foliage is food for butterfly larvae and may be consumed by passing browsers. Annual growth was about 70 ft3 per acre in both lightly thinned and unthinned stands. Use by people: Natives used Oregon Ash wood for canoe paddles and digging sticks. It is most abundant in the Columbia Basin and tributary streams and valleys in northwestern Oregon and southwestern Washington. Nail and screw splitting are less problematic than with other, more dense woods such as oak. Size, Longevity, and Form Mature Oregon ash attain heights of 60 to 80 ft and DBH of 16 to 30 in. Oregon ash wood is ring porous; the earlywood vessels are large, forming a band that is 2 to 4 pores in width and distinctly visible to the naked eye. Uses Oregon ash is used for furniture, cabinets, paneling, veneer, tool handles, flooring, millwork, pallets, crates, boxes, and firewood. Open-grown trees have broad, rounded crowns with large limbs on short boles. USDA Forest Service, Washington D.C. Agriculture Handbook 654. P. 339-343 in Silvics of North America. Seedlings commonly establish in the understory of existing riparian forests after floods that deposit silt. Only one is native to this state, Oregon ash , although others are planted ornamentally, especially for their bright red fall foliage. The nail-holding ability of Oregon ash is good. Most species do best with regular watering except flowering ash, Oregon ash, and foothill ash, which do best with infrequent summer water. Seed The winged seeds (10,000 to 14,000/lb) are dispersed by wind during September and October. Young seedlings will grow in fairly dense shade. ‘Marshall's Seedless’) - is by far the most commonly planted Green Ash cultivar. Oregon ash is known to naturalize in … Buy Ash tree seeds to grow your own Ash trees. Ash may live at least 250 years. Sixty percent of Oregon Ash seed destruction is due to an insect called the emerald ash borer, along with an assortment of other pests and insects that feed on its foliage and twigs. Composition and structure of Oregon ash (Fraxinus latifolia) forest in William L. Finley National Wildlife Refuge, Oregon. Drying and Shrinkage Under moderately controlled conditions, Oregon ash dries rapidly and with minimal degrade. on Campus Way, near 35th St. Melioides Species: F. latifolia Binomial name Fraxinus latifolia Benth. Today the hard wood is used for tool handles, furniture, sports equipment, and barrels. Associated Vegetation Tree species commonly associated with Oregon ash are black cottonwood, red alder, white alder, bigleaf maple, Oregon white oak, California-laurel, California sycamore, and various willows. Spore spread and infection occurs during wet weather in spring. September and October are thus the best months to plant your ash tree in a large nursery pot. 1995. In forest stands, Oregon ash develop short, narrow crowns with small branches on long, straight boles. Its impact resistance, however, is rated as high. Buy Oregon tree seeds online or call (802) 363-1582. MI-Recommended Alternatives to Ash Trees (FRLA) MI-Southeast Michigan RC (FRLA) MI-www.EmeraldAshBorer.info (FRLA) OH-Ash Alert (OSU) (FRLA) USDA APHIS-Emerald Ash Borer (FRLA) USDA FS Forest Health Protection (FRLA) USDA Forest Service-Silvics of North America (FRLA) USDA NRCS National Ash Tree Seed Collection Initiative (FRLA) Fraxinus latifolia - Oregon ash SEARCH for plants. The availability of Oregon ash oregon ash seed a samara, 3–5 cm ( 1 1⁄8–2 in ) long including wing... Rates, shade tolerance, Crown Position Oregon ash is comparable to bigleaf maple in Bottomland Forests, where waters. Riparian zones or wetlands in large groupings from the tree for growing Oregon is! Heights of 60 to 80 ft and DBH of 16 to 30 in Sawlogs usually a... 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