although the thorn was immediately removed, and the wound was dressed, subsequent medical care was necessary. National Invasive Species Information Center, Early Detection & Distribution Mapping System (EDDMapS) - Autumn Olive, YouTube - How To Identify and Remove Autumn Olive, Fact Sheet: Autumn Olive (Jan 2014) (PDF | 740 KB), Invasive Plants of Ohio: Fact Sheet 7 - Autumn-Olive and Russian-Olive (PDF | 213 KB), Southeast Exotic Pest Plant Council Invasive Plant Manual - Autumn Olive, Invasive Plant Atlas of the United States - Autumn Olive, Pacific Island Ecosystems at Risk (PIER) -, Invasive Species Best Control Practices - Autumn Olive (2012) (PDF | 386 KB), Invasive Plant Species Fact Sheet: Autumn Olive (2006) (PDF | 659 KB), Invasive Plants in Pennsylvania: Russian Olive and Autumn Olive (PDF | 223 KB), Invasive Plant Fact Sheet - Autumn Olive and Russian Olive (Nov 2011) (PDF | 164 KB), Controlling Non-Native Invasive Plants in Ohio's Forests: Autumn Olive (, Invasive Plants and Insects: Autumn Olive, Invasive, Exotic Plants of the Southeast - Autumn Olive, Maine Invasive Plants Bulletin: Autumn Olive / Russian Olive, Autumn olive: a potential alternative crop. Cooperative Extension. This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. "��E�d�j�j��"B���`]} ���� �d&c�&;w9�}���S �H�\6 ���O�8п`�@�Ö�����6@� � Autumn Olive Background, Life History Autumn olive (Elaeagnus umbellata) is a nitrogen-fixing shrub or small tree native to East Asia. Elaeagnus pungens, more commonly known as thorny olive, is a big, thorny, fast-growing plant that is invasive in some parts of the United States and hard to get rid of in many more. Identification. Going Native: Urban Landscaping for Wildlife with Native Plants. University of Georgia. ; Plant thorn arthritis typically affects only a single joint -- the joint that was pierced by the plant thorn. Provides state, county, point and GIS data. No thorns • Shorter than autumn olive, typically 1-3 m, up to 4 m • Erect, spreading stems • Much smaller than autumn olive, typically 30-120 cm • Densely branched shrub Twigs are greenish-brown, gray to light reddish-brown when mature • No thorns. 201 Autumn Olive Way was built in 1979. The .gov means it’s official.Federal government websites always use a .gov or .mil domain. %%EOF We've grown Autumn Olive for 30 years and in all that time have observed two volunteer plants. Russian Olive thorns . Autumn olive (Elaeagnus umbellata) is a flowering tree that is native to eastern Asia. Maps can be downloaded and shared. University of Pennsylvania. Autumn olive (Elaeagnus umbellata) is a deciduous shrub native to Asia that has spread as an invasive species throughout the United States.Introduced in 1830 as an ornamental plant that could provide habitat and food to wildlife, Autumn olive was widely planted by the Soil Conservation Service as erosion control near roads and on ridges. Native to Asia, Eleagnus umbellata goes by the common names of autumn olive and, more generously, “autumn berry”. Autumn olive is a great edible wild berry for jam, because it’s nice and tart. 03 of 20 Asked December 21, 2014, 11:13 PM EST. Center for Invasive Species and Ecosystem Health. Michigan Natural Features Inventory. The bark is olive drab with many white lenticels and the branches contain many thorns. This extremely invasive shrub spreads by bird-dispersed seeds. It commonly bears sharp thorns in the form of spur branches. It is not in the real Olive Family. Originally introduced to North America to help control erosion, the plant quickly spread and has become an invasive species in specific regions of the United States. Trunks: Stems ascending to erect; young branches armed with thorn-like lateral branches, older branches unarmed; bark gray to reddish brown, fissures shallow, exfoliating in … Large shrub or small deciduous tree can grow up to 20 feet tall with gray to silver foliage. 5 to 10 tubular, silver, or yellow flowers appear between February and … Like its sibling Russian olive (Elaeagnus angustifolia), the autumn olive is hardy and survives where many other plants fail. Plant thorn arthritis is a noninfectious inflammation of a joint as a result of a thorn puncturing the joint and leaving residual plant matter lodged within the joint. ��" ������! Five to 10 tubular, silver or yellow flowers appear between February and June. Autumn olive’s young twigs are silvery with brownish scales giving them a speckled appearance. It threatens native species by out-competing them and interfering with natural nutrient cycling and plant succession. Pennsylvania Department of Conservation and Natural Resources. Invasive Plant Species Assessment Working Group. Autumn Olive - Elaeagnus umbellata Silverthorn, Thorny Olive - E. pungens. First introduced into North America in the 1830s, it was originally used for strip mine reclamation and to provide food and cover for wildlife. Asked December 21, 2014, 11:13 PM EST. Native To: Asia (Munger 2003) Date of U.S. Introduction: Autumn olive fruit, which are red when ripe, are high in antioxidants and vitamin C, the seeds are often spread by birds and mammals causing this shrub to spread like crazy. [ Reply to this comment | ] Autumn-olive is a deciduous shrub that may reach between 3 to 20 feet in height. The shrub has alternate, elliptical leaves with a silver underside. Native to Asia, Eleagnus umbellata goes by the common names of autumn olive and, more generously, “autumn berry”. The tree can reach up to 30 feet in height with branches that have 1 to 2-inch thorns. The Autumn olive plant is prolific and has the ability to thrive in poor soil, pastures, riverbanks, meadows, open woods, and even along roadsides. North Carolina State University. Flower Seed Head Occur in clusters of 5 to 10 in the region between the central stem and branches (axillary clusters). YouTube; Herndon Environmental Network. Leaves are alternate, elliptical and 2-4 inches in length, with silvery scales on undersides of leaves This Thorny-Olive bears its small, fragrant, creamy flowers in October-November and bears its red-brown fruits in March into May. Thorny olive has brown, hairy twigs. Stem. 1 Response. Branches. (ITIS) Common Name: Autumn olive, Elaeagnus, Oleaster, Japanese silverberry. Autumn-oliveforms root nodules induced by symbiosis with actinomycetes in the soil. h=Sʠ LKzΘ��f�^2�4ZŤp�BS'CZ2P�”�����$������p��d�%=�`#HL��S. The branches have large thorns. Autumn olive (Elaeagnus umbellata) 5 201 Autumn Olive Way is a house in Sterling, VA 20164. BRIEF: Are you familiar with the toxins in a Russian Olive Tree? Silverthorn, Thorny Olive - E. pungens. The bark is olive drab with many white lenticels and the branches contain many thorns. Autumn olive, twigs/shoots with thorns and leaves in April - Photo by James H. Miller; USDA, Forest Service. Autumn olive has no similar native plants, but is easily confused with Russian olive, which is a less common invader. Autumn olive has oval leaves with a pointed tip, and wavy margins, the top is bright green while the bottom is a silvery green and are 2-4 inches long. Fordham, I.M, R.H. Zimmerman, B.L. This causes a reduction in the critical food resources for animals that rely on such for feeding which usually include birds and butterflies. Indiana Department of Natural Resources. 203 0 obj <>stream @o�� SA��EǑ��w��y�� �@X�ڑ��@�|�$ә�y3J�I2��1Wf�10������Q��C'���� In some Eastern and Midwestern states Autumn Olive has acquired a reputation of being a potentially invasive plant. 0 The autumn olive shrub propagates easily from cuttings, and the seeds sprout well after stratification. Autumn olives are easy to identify. L�{���pZ�~�LF��v��������&y���ɬ��I9��u�i6��W{��e[�~���q�����d���Ip���l4��頽~��M.�ɠ�zutY�-������`�N�_�^6߫������jp��eNg�ܝ���˫)s���۽��WܖƧ! Any type of puncture wound can lead to a bacterial infection. Wiley. Branches. The bark is gray. Thorns several inches in length are formed on spur branches [55]. Russian Olive thorns . The shrub has alternate, elliptical leaves with a silver underside. They are a multi stemmed tree that grows up to 20 feet tall and 30 feet wide. It is similar to the much more common Autumn-Olive (E. umbellata) from East Asia that is invasive in the Midwest, Mid-Atlantic, and Northeast USA. ARS. Autumn olive is a deciduous shrub or small tree growing up to 6 m (20 ft) in height and 9 m (30 ft) in width. Autumn olive can shade out desirable native plants and fixes nitrogen in the soil, which can degrade native plant communities that thrive on low-nutrient soils. Both Russian and Autumn Olive have thorns on at least some branches, where Silverberry is thornless, and Silverberry is almost always found in spreading colonies where the other two rarely are, at least not in Minnesota. It can fix nitrogen in its roots. What is the Autumn olive tree? Similar species Russian olive and thorny olive, both of which are also non-native and invasive. Black, B.M. Identification. They are silver in color maturing to green. Alternate Leaves: Simple, alternate, small, elliptical or oval, 1–3 inches long, about 1 inch wide. Large shrub or small deciduous tree can grow up to 20 feet tall with gray to silver foliage. Russian olive is a perennial tree or shrub that is native to Europe and Asia. 125 0 obj <> endobj No. Form – Grows to a large shrub, up to 20 feet. Ecology: Autumn Olive is shade tolerant but prefers dry sites. 2003. Depending on the cultivar, the autumn olive can grow up to 20 feet tall, with about the same spread. Silver-gray on underside and dark green on top. Russian olive can be differentiated from autumn olive by yellow olive fruits maturing in the fall. "_ During August to November, red berries mature. "g�ԗ����aA�4��U�������o��n�5��4��������&��K����p�߭��. Its range is from the Himalayas to Japan. Elaeagnus umbellata grows as a deciduous shrub or small tree, typically up to 3.5 metres (11 ft) tall, with a dense crown. Autumn Olive was so widely planted on mine reclamation sites in the mid-20th century that it has extensively naturalized in some regions. These are deciduous shrubs from 3 to 25 feet in height. The Autumn olive plant is prolific and has the ability to thrive in poor soil, pastures, riverbanks, meadows, open woods, and even along roadsides. Are Russian Olive thorns poisonous? 1 Response. h�bbd```b``6�y`v,�d��+�I}0yL�H��`v����`A��D�t! Negative: On Aug 17, 2005, Equilibrium wrote: Autumn Olive was introduced to the US in the 1830's. This determination, however, means that it quickly spreads and becomes a nuisance that is very hard to remove. It continues to be planted as an ornamental shrub and for windbreaks. Cooperative Extension. The native Shepherdia species are also similar, but have opposite leaves where Elaeagnus species have alternate leaves. The autumn olive is also known as autumn berry, silverberry, aki-gumi, and oleaster. It has sharp thorns, pale white to yellow heavily fragrant flowers, and vibrant red berries. GRIN-Global. The native Shepherdia species are also similar, but have opposite leaves where Elaeagnus species have alternate leaves. And also because the boiling process kills the seeds, preventing propagation of this invasive plant. Weld County Colorado. Clevidence, and E.R. However, if thorns puncture the skin (of a person or livestock animal), it could become reddened, swollen, inflamed. Autumn olive is a great edible wild berry for jam, because it’s nice and tart. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar. It was brought to the United States in 1830 to be used for wildlife habitats, and as an ornamental.It is a member of the honeysuckle family, and there are no known poisonous look-a-like plants. Based on Redfin's Sterling data, we estimate the home's value is $558,701. See this plant in the following landscape: Cultivars / Varieties: Tags: 164 0 obj <>/Filter/FlateDecode/ID[<6D7B5035AE32B2458D1722884273CDDD>]/Index[125 79]/Info 124 0 R/Length 152/Prev 302285/Root 126 0 R/Size 204/Type/XRef/W[1 3 1]>>stream Olive Autumn spreads easily and can out-compete and displace native species. Weld County Colorado. Alternate Leaves: Simple, alternate, small, elliptical or oval, 1–3 inches long, about 1 inch wide. However, if thorns puncture the skin (of a person or livestock animal), it could become reddened, swollen, inflamed. The section below contains highly relevant resources for this species, organized by source. sometimes resemble thorns. ANSWER: Russian olive. These are deciduous shrubs from 3 to 25 feet in height. The plant is native to China, Korea, and Japan. It takes up to 6 years for the bush to mature enough to produce berries if grown from seed. Silver-gray on underside and dark green on top. h�b``Pe``:�����t�0�D8��T���!�A���m?��{L�L��=���5�l|��T�*�0i20��g��hk���;�nF��Ĝ����h��r���-xa%K�D ����^����e6�Aw Y They don’t mind the thorns on the branches. Autumn Olive Elaeagnus umbellata is naturalized in Texas and other States and is considered an invasive plant in Texas. Autumn-olive fruits are single-seeded drupes, 0.2 to 0.4 inches (4-10 mm) in diameter, produced on pedicels [14,18,19,38,46,51,57]. Removing bushes becomes more difficult as the bush size increases. Control The best method of controlling these species is to prevent them from becoming established. Cooperative Extension. Seeds are dispersed by birds. Silvery or golden brown with speckles; Often with thorns. hެX�n�8�>�R�/� �Ӥ��ҍ��zP55֖[�m�~�P�۹4�L:Ǥ The saplings and smaller branches of mature trees have thorns. The https:// means all transmitted data is encrypted — in other words, any information or browsing history that you provide is transmitted securely. QUESTION: Recently, I have heard of a case where a landscaper's finger was infected when a thorn from the Russian Olive Tree ( Elaeagnus angustifolia L.) penetrated his finger tip. USDA. Alberta Invasive Species Council (Canada). Autumn olive, twigs/shoots with thorns and leaves in April - Photo by James H. Miller; USDA, Forest Service. Bark is brown to gray-brown and both species have scattered thorns. Bark is brown to gray-brown and both species have scattered thorns. Autumn olive, Elaeagnus, Oleaster, Japanese silverberry, Introduced as an ornamental; cultivated for wildlife habitat and erosion control (. Thorns on young branches may be quite long. Its form is rounded, with dense branches. They contain 10 to 14 times more lycopene than a similar weight of tomatoes and are currently being made into jams, wine and meat marinades by enterprising autumn olive entrepreneurs. It is a deciduous shrub with elliptical, lance-shaped, leaves that are silver underneath, with smoo… Michigan Department of Natural Resource; Michigan State University Extension. National Genetic Resources Program. No. Flowers are fragrant and occur in clusters of white to yellow, 8–9 mm in length and 7 mm in diameter, and have four lobes. endstream endobj startxref %PDF-1.6 %���� Watch out for the sharp thorns. [2] There are several varieties of autumn olive grown in the United States, some with thorns… ... Goats have been found to be effective in controlling autumn olive. Scientific Name: Elaeagnus umbellata Thunb. The Pennsylvania Flora Project of Morris Arboretum. ; Plant thorn arthritis causes the involved joint to be swollen, slightly reddish, stiff, and painful. Autumn olive is similar in appearance to russian olive, but russian olive has leaves that are much more elliptic to lanceolate, and has branches that are usually thorny. 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