Delairea odorata (=Senecio mikaniodes) (Cape-ivy, German-ivy) is a perennial vine (family Asteraceae) found along the coast of California and in the San Gabriel Mountains. Arnold TH, de Wet BC, 1993. Habitat: Riparian corridors, seasonal wetlands, coastal habitats, coastal bluffs and scrub, moist canyons, coastal grassland, oak woodlands, and disturbed sites such as roadsides, urban waste places, or other areas. US Fish and Wildlife Service, 2013. Scrambling or climbing perennial vine (<3-5 m) with Lamina de-lobed, ovate, deltoid or mainly orbicular, acute, usu. Biological Control Volume 39, Issue 3 , December 2006, Pages 516-524 Prerelease efficacy assessment, in quarantine, of a tephritid gall fly being considered as a biological control agent for Cape-ivy ( Delairea odorata ) CalEPPC News, 9:13, Balciunas J, Archbald G, 1999. Two laboratory experiments were conducted to assess (1) the … Christchurch, New Zealand: DSIR Botany Division, 1365 pp. Delairea, ad synantheras genus novum spectans. Cape ivy (Delairea odorata) Print ... Control. Elucidative studies on the generic concept of Senecio. Delairea odorata is a perennial climber with stems that reach up to 10m. South African insects for biological control of Delairea odorata. Invasive plants of California's wildlands. US Fish and Wildlife Service, 2009. In: Glen Osmond. In: EPPO Global database, Paris, France: EPPO. In: Bernice Pauahi Bishop Museum Special Publication 83, Honolulu, Hawaii, USA: University of Hawaii. 2009a, http://www.cfc-efc.ca/docs/cccf/rs029_en.htm, http://pi.cdfa.ca.gov/weedinfo/Index.html, http://www.eppo.int/DATABASES/pqr/pqr.htm, http://www.hear.org/weedlists/other_areas/nz/nzecoweeds.htm, http://www.mip.berkeley.edu/www_apps/smasch/, http://floraseries.landcareresearch.co.nz/pages/Book.aspx?fileName=Flora%204.xml, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. South Africa. Flora of New Zealand Volume IV: Naturalized Pteridophytes, Gymnosperms, Dicotyledons. GC-MS determination of pyrrolizidine alkaloids in four Senecio species. = lamina, usu. D. odorata has also been implicated in reducing numbers of native insect fauna potentially threatening other species relying on those invertebrates (Alvarez 1997). Appearance Delairea odorata is a perennial vine that climbs up trees and will reach heights of 16.4 ft. (5 m) in suitable climates. Wallingford, UK: CABI, CABI, Undated a. CABI Compendium: Status inferred from regional distribution. The number of Xies and cages that could be used was very limited, so, by necessity, the experimental design needed to be small and simple. South Africa What does it look like? Tag: Delairea odorata A Beautiful Day for BioControl of Cape Ivy December 18, 2019 December 18, 2019 by Julie V Hopper , posted in Biological Control of Invasive Species Catalogue of the vascular plants of Chile. by Hickman JC]. Aquatic Plant Management. Compendium record. Abstract. Delairea odorata (Cape ivy); vines in Kwazulu-Natal Province, South Africa. Hnatiuk R J, 1990. Noxious Times, 2:8-9, Balciunas J, Grobbelaar E, Robison R, Neser S, 2004. Australian Flora and Fauna Series Number 11. Distribution of Cape ivy (Delairea odorata), a growing threat to western riparian ecosystems. WSSA list of weeds in North America Cape ivy can be highly invasive and suppresses native vegetation by carpeting the ground and climbing into the canopy. In: 5-Year Review, Short Form Summary: Zanthoxylum dipetalum var. Senecio: groundsel, ragwort, butterweed. Senecio scandens Buch.-Ham. Delairea odorata (Cape ivy); habit, forming a thick mat covering the ground beside a forest. In: Thysanocarpus conchuliferus (Santa Cruz Island Fringepod). Exploratory surveys in South Africa located several potential biological control agents. Distribution of six alien plant species in upland habitats on the island of Hawaii. Flora Capensis: being a systematic description of the plants of the Cape Colony, Caffraria, & Port Natal. Weeds of California and other Western States. (Catálogo de las plantas vasculares de Chile). Management of Cape-ivy (Delairea odorata) in the Golden Gate National Recreation Area. Please consider upgrading your browser to the latest version or installing a new browser. http://www.cfc-efc.ca/docs/cccf/rs029_en.htm, CDFA, 2003. 5-Year Review, Short Form Summary: Zanthoxylum dipetalum var. Feed Delairea odorata every fortnight during the growing period, using half-strength houseplant feed. Con el tiempo llega a ahogar los árboles. Cape Ivy (Delairea odorata) is an invasive plant from South Africa, introduced to the U.S. in the mid-1800s. The plant is a target for biological control in the USA (California and Hawaii) and Australia, where its aggressive smothering tendencies threaten native ecosystems. PQR database. Foliage The leaves are alternate, broadly deltate to "ivy-shaped", with 5-7 shallow, but sharply pointed lobes. Oregon’Department’of’Agriculture,Noxious’Weed’Control’Program,’Plant’Pest’Risk’Assessment’’ Page 1 of 11 Oregon Department of Agriculture Noxious Weed Pest Risk Assessment for Cape ivy Delairea odorata Asteraceae December 2014 Findings of Review and Assessment: Cape ivy meets … 2003) is provided by the University of Hawaii's College of Tropical Agriculture and Human Resources (CTAHR). Fleshy, lush, green, ivy-shaped leaf with 5-7 lobes. In Hawaii, the largest and most significant problem is on the large island of Hawaii (Jacobi and Warschauer, 1992). Add nonionic surfactant if … http://www.hear.org/weedlists/other_areas/nz/nzecoweeds.htm. In Kelly M, ed. nr. Honolulu, Hawaii, USA: University of Hawaii Cooperative National Park Resources Studies Unit, 155-188, Jeffrey C, 1986. Kew Bulletin, 41:873-943, Jeffrey C, 1992. Wallingford, UK: CABI, Catalano S, Luschi S, Flamini G, Cioni P L, Nieri E M, Morelli I, 1996. The distribution in this summary table is based on all the information available. The CalEPPC List: Exotic Pest Plants of Greatest Ecological Concern in California as of August 1996. 62. Memoirs of the Botanical Survey of South Africa, No. In more compact substrates, hand pulling should be made during the rainy season to facilitate the removal of the root system. Distribution of Cape ivy (Delairea odorata Lem. Handbook of Hawaiian weeds, edition 2. 5-Year Review: Summary and Evaluation. Endangered and Threatened Wildlife and Plants; Review of Native Species That are Candidates for Listing as Endangered or Threatened; Annual Notice of Findings on Resubmitted Petitions; Annual Description of Progress on Listing Actions. Phytochemistry, 42(6):1605-1607; 12 ref, CCCF, 2003. Information about Delairea odorata from "Weeds of Hawaii's pastures and natural areas: an identification and management guide" (Motooka et al. EPPO, 2020. The plant will cover shrubs and trees, inhibiting growth and will also cover ground intensively over a wide area, thereby preventing seeds from germinating or growing. United States Department of Agriculture Animal and Plant Health Inspection Service . Leaves are arranged singly on alternate sides of the stem and are variable in size. Concord, California, USA, Harvey WH, 1865. Tag: Delairea odorata A Beautiful Day for BioControl of Cape Ivy December 18, 2019 December 18, 2019 by Julie V Hopper , posted in Biological Control of Invasive Species http://www.hear.org/weedlists/other_areas/nz/nzecoweeds.htm, Robison R, Grotkopp E, Yacoub R, 2000. General information about Delairea odorata (SENMI) South Africa. The control methodologies used for Delairea odorata include: Physical control Hand pulling (preferencial methodology). California Exotic Plant Pest Council, USA, CalEPPC, 1996. ABSTRACT. Features. Chemical Control You can change your cookie settings at any time. Foliage The leaves are alternate, broadly deltate to "ivy-shaped", with 5 ⦠with small auricles 2~13mm diam. Webb C J, Sykes W R, Garnock-Jones P J, 1988. CalEPPC News, 9:8-9. Archbald, G. (1995) Biology and Control of German Ivy: An Update for California Department of Fish & Game, Pesticide Applicators Seminar. German ivy Botanical Name. Cape ivy germinating in California and Oregon. Figure 3. Remarks Adequate foliar coverage of cape-ivy is necessary, and repeat applications may be required to achieve full control. I like to water relatively often and spritz the leaves of D. odorata between waterings. ex D. Don Family Asteraceae (Queensland, New South Wales, the ACT, Victoria, Tasmania Journal of Natural Products, 54(3):759-773, Stelljes ME, Seiber JN, 1990. Control of noxious weeds in sensitive areas. A California flora. Delairea odorata (Cape ivy); seeds (achenes), one (with the white pappus hairs) is not viable, while the other three, which have already shed the pappus, are viable. In: Proceedings, Invasoras Lenhosas. Cape ivy (Delairea odorata) distribution in California and Oregon. In North America, it is found along 2000 km of coast of California and southern Oregon (Robison et al., 2000; Balciunas et al., 2004). Plant Protection Quarterly. Delairea odorata is a perennial, evergreen vine that is native to South Africa but has been introduced into California where it is highly invasive and has started to dominate habitats and displace native species. D. odorata has demonstrated its invasive nature on three continents, with California, USA and parts of Australia probably being the worst impacted by this South African vine. nr. You can change the display of the base map and layers by clicking on the layer control box in the upper right Delairea odorata Scientific Name Delairea odorata Lem. http://www.aspca.org, Balciunas J, 2001. In Hawaii an introduced species of moth (Galtara extensa) for the biological control of Senecio madagascariensis proved to feed also on Delairea odorata. Owen S J, 1996. 42 (6), 1605-1607. Scrambling or climbing perennial vine (<3-5 m) with thin, weak green stems. Monte Carlo simulation results (N=5,000) for uncertainty around the risk scores for Delairea … Delairea odorata. Edinburgh, UK: Royal Botanic Garden. D. odorata is an aggressive smothering vine that escapes from cultivation. The leaf-mining moth Digitivalva delaireae Gaedike & Kruger (Lepidoptera: Glyphipterigidae) is a potential biological control agent for the invasive vine Cape-ivy, Delairea odorata Lemaire (Asteraceae), in western North America, where two morphological varieties (stipulate and exstipulate) of Cape-ivy occur. In: Gayana Botánica, 75 (1) 430 pp. Ecological weeds on conservation land in New Zealand: a database. Pietermaritzburg, South Africa: University of Natal Press, Hnatiuk RJ, 1990. California Department of Food and Agriculture, USA. It is now widespread in Australia, being found in all states and territories and is probably most invasive in Victoria (Blood 2001). 3101, Australia. US Fish and Wildlife Service, 2009. Ecological weeds on conservation land in New Zealand: A database. See Appendix A for the complete assessment. Proceedings of the California Exotic Pest Plant Council Symposium Vol. Joe Balciunas's 28 research works with 449 citations and 3,655 reads, including: 2003 Delairea odorata work CalEPPC Grobbelaar 62, Pretoria, South Africa: Balciunas J, Grobbelaar E, Robison R, Neser S, 2004. Fagg P C, 1989. Delairea odorata Lemaire (Asteraceae), to warrant further consideration as a potential biological control agent for this pest. 336-342. Cape-ivy Family: Asteraceae Range: Mainly along the coast of California and Oregon. In: Bossard C, Randall J, Hoshovsky M, eds. It is classified within tribe Senecioneae. 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