15 (1), 27-31. Page 1 of 1 Start over Page 1 of 1 . Journe^acute~es internationales sur la lutte contre les mauvaises herbes, Reims, France, 6-8 de^acute~cembre 1995. Weed Technology. products new description - Similar in all uses as Amaranthus hypchondriacus; this species has black seeds. Wesche-Ebeling P, Maiti R, García-Díaz G, González DI, Sosa-Alvarado F, 1995. Amaranthus retroflexus L. seeds were harvested from plants grown under uniform conditions in Ames, Iowa, from seeds collected in North America and eastern Europe. Amaranthus L. In: Flora Europaea. Holm L G, Pancho J V, Herberger J P, Plucknett D L, 1991. The minimum temperature for seed germination was > 5 C; maximum germination occurred between 35 and 40 C. Albersia gracilis Webb & Berthel.. Amaranthus acutilobus Uline & W.L.Bray. This plant is eaten as a vegetable in different places of the world. Reproduction. Reynolds SCP, 1996. For me, amaranth is the king of greens to pick in the mid to late summer. Common Amaranth: Amaranthus retroflexus & Friends Common green amaranth, note the meaty stem, much more substantial than lamb’s quarter. Redroot Pigweed Amaranthus retroflexus L.. Family: Amaranthaceae Habit: summer annual Habitat: Important weed of agronomic crops and gardens. As an obligate initial community species, rough pigweed needs bare, disturbed sites in order to establish [ 26 , 38 ]. Southwestern Entomologist, 15(1):27-31, Tisler AM, 1990. Amaranthus fasciatus Roxb.. Amaranthus gracilis Desf.. Amaranthus littoralis Bernh. Canadian: Occurs in MB, ON, QC (Brouillet et al. CSIRO handbook of Australian weeds. CABI Compendium: Status as determined by CABI editor. Availability and efficacy of atrazine in acid soils: the Ticino case. (Disponibilité et efficacité de l'atrazine en sol acide: le cas du Tessin.). There are no pictures available for this datasheet, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License,             Subphylum: Angiospermae,                 Class: Dicotyledonae,                     Order: Caryophyllales,                         Family: Amaranthaceae,                             Genus: Amaranthus,                                 Species: Amaranthus retroflexus. Effectiveness of the utilization of different herbicides in maize crops. Habit. The plant was at one time cultivated by the native north Americans for its edible leaves and seeds. Veterinary and Human Toxicology, 39(2):94-96; 33 ref. Lazarides M, Cowley K, Hohnen P, 1997. Washington DC, USA: United States Department of Agriculture, 324-325. Temperature- and moisture-dependent models of seed germination and shoot elongation in green and redroot pigweed (Amaranthus powellii, A. retroflexus). A catalogue of problem plants in southern Africa incorporating the national weed list of South Africa. Broadleaf ID illustration; Calflora's … Albersia caudata (Jacq.) Selected Weeds of the United States. Similar Images . Retrieved on April 2, 2018, … Botanical Dermatology: plants and plant products injurious to the skin. Maigre D, 1991. To release their dormancy at the above temperatures, the seeds were stratified at a constant temperature (4 °C) under laboratory conditions or at fluctuating temperatures in soil or by outdoor burial in soil. 51-54. Plant Protection, No. 73-78. Amaranthus Species: retroflexus Family: Amaranthaceae Uses (Ethnobotany): The seeds may be eaten, raw or cooked, ground into a flour, or sprouted. This plant can be found in pastures, along roadsides, and other disturbed soils. Actions and programs / amaranth amaranthus spp (2017). Bajopas 2013 Jun; 6 (1): 136- 143 ; Amaranthus retroflexus. Tashmatov Kh M, 1992. Problems of Desert Development. Journal of Applied Ecology, 32(1):157-165. redroot pigweed. Terry LI, Lee CW, 1990. Terry L I, Lee C W, 1990. v + 658pp. H8), 1988-1994. Amaranthus retroflexus. Amaranth seeds can be started indoors as well about three to four weeks before … Germination of seeds from northern populations was significantly higher at 20°C than that from southern populations at the same temperature. Reynolds S C P, 1996. Weights of seeds and numbers per plant. Tremmel DC, Patterson DT, 1993. Aellen P, Akeroyd JR, 1993. Amazon.com : Amaranthus retroflexus, Pigweed Seeds (1/4 oz (Approx 6250 Seeds)) : Garden & Outdoor It is in flower from July to September, and the seeds ripen from August to October. AM, 1996. Psilotaceae to Platanaceae, Volume 1 (2nd edition) [ed. Further studies on oxalic acid biosynthesis in oxalate-accumulating plants. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Plant Physiology, 61:590-592. ], Taipei, Taiwan: Asian-Pacific Weed Science Society. Characterization of Chenopodiales (Amaranthus retroflexus, Chenopodium album, Kochia scoparia, Salsola pestifer) pollen allergens. HortScience. Germination and establishment of Amaranthus retroflexus were studied at different temperatures, planting depths, soil types, nitrogen supply, and water potentials. CABI, Undated. Virginia Journal of Science, 41(3):243-245. Amaranthus retroflexus ← → Other Common Names: careless weed. Mitich LW, 1997. and A. hybridus L. Canadian Journal of Plant Science. This is especially noticeable on land where chemical fertilizers are used. Feeding in the pigweed flea beetle, Disonycha glabrata Fab. Alien plants at Foynes Port, Co. Oryokot JOE, Murphy SD, Thomas AG, Swanton CJ, 1997. 71 (2), 275-285. http://www.journals.cup.org/action/displayJournal?jid=EJB DOI:10.1017/S0960428614000110. Weeds, 15:118-121. Watsonia, 21(3):283-285; 12 ref. Siriwardana T, Zimdahl R, 1983. Nuss R, Loewus FA, 1978. Good control effects of glyphosate on weeds in late growth period maize in the field interplanted with wheat. Stevens O, 1957. #105803360 - Red-root or pigweed amaranth, Amaranthus retroflexus, growing.. Redroot pigweed (Amaranthus retroflexus). Amaranthus retroflexus is a weed with fast development and intense production of seeds, and is able to produce up to 1.5 million seeds per plant (Gliessman, 1989; Gidea et al, 2010; Damian, 2011). Amaranth is the name given to a group of approximately 70 species of annual or short-lived perennial plants in the genus Amaranthus including several species of aggressive edible weeds native to the US such as Amaranthus retroflexus … The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and is pollinated … Tashmatov KhM, 1992. Zhang WM, McGiffen MEJr, Becker JO, Ohr HD, Sims JJ, Kallenbach RL, 1997. 23 (3), 167-171. Catkin-like … [Proceedings, 12th Asian-Pacific Weed Science Society Conference. Reproduces by seed. Recent data from the flora of the island of Limnos (NE Aegean, Greece): new alien invasive species affecting the agricultural economy of the island. Abstracts of the 23rd Weed Science Society of America Conference, 23:61. Selected Weeds of the United States. Wells MJ, Balsinhas AA, Joffe H, Engelbrecht VM, Harding G, Stirton CH, 1986. Ladonin V F, Kramarev S M, Klyavzo S P, Golovko A I, Kovalenko V D, Bondar' V P, Lerinets F A, 1994. Due to its C4 physiology, A. retroflexus plants can reach up to 1.5 m tall, which makes them especially competitive in capturing 44. Amaranthaceae. Webster TM, Coble HD, 1997. Stevens C, Khan VA, Okoronkwo T, Tang AH, Wilson MA, Lu J, Brown JE, 1990. Communication 1. 44 (2), 355-361. 44. In: Agriculture Handbook No. Amaranthus retroflexus L., A. powellii S. Wats. They were germinated in lots of 100 in Petri dishes on filter paper moistened to a shiny appearance with tap water. This product was added to our catalog on Monday 11 February, 2008. Weaver S E, McWilliams E L, 1980. Alien plants at Foynes Port, Co. Where Found. H8), 1988-1994. All rights reserved. and A. hybridus L. Canadian Journal of Plant Science, 60(4):1215-1234. Memoirs, Botanical Survey of South Africa. Packet(standard): $3.50; 1/8 oz: $4.50; 1/4 oz: $8.50; 1/2 oz: $16.00; 1 oz: $30.00 - 25,000 seeds/oz, Home About Us Shipping/FAQs Online Store Links Contact Us CABI is a registered EU trademark. Related or similar plants. Characteristics of the behaviour of herbicides of the maize complex with different methods of application on normal chernozems of the Ukraine steppe. Collingwood, Vic. Phytoindication of hydrogenous and haloid landscapes interrelations in Uzbekistan. Amaranthus retroflexus L., A. powellii S. Wats. Family: Amaranthaceae Common Names: Amaranth, Pigweed Description: Amaranth grows in disturbed soil from dry to moist climates. Freshly harvested, dormant seeds of Amaranthus retroflexus were unable to germinate at 25 and 35 °C. Agrokhimiya. Seeds are round, roughly 1/25 to 1/17 of an inch (1–1.5 mm) in diameter, glossy, and dark reddish brown to black. Amaranthus is a cosmopolitan genus of annual or short-lived perennial plants collectively known as amaranths. (2018). Known hazards of Amaranthus retroflexus: No members of this genus are known to be poisonous, but when grown on nitrogen-rich soils they are known to concentrate nitrates in the leaves. Am. Redroot pigweed, smooth pigweed, and Powell amaranth are three closely-related amaranths that have become serious cropland weeds throughout the United States and into southern Canada. Phytocoenological features and control strategies of weeds. Chen T B, Lin C, 1989. Zhang W M, McGiffen M E Jr, Becker J O, Ohr H D, Sims J J, Kallenbach R L, 1997. Genetics, 25:409-431. Amaranthus in Britain. Weed Seed Bank and Seedling Biology Customers also viewed these products. Seeds were held in darkness in light-tight bags when … Brenan JPM, 1961. Dose response of weeds to methyl iodide and methyl bromide. 10 (4), 744-749. Zhao S Z, 1992. Amaranthus retroflexus; If you want to grow amaranth plants as a leafy greens, some amaranth varieties best suited to this include: ... very fine, so generally, the seeds are sprinkled over a prepared area after the risk of last frost has passed. Limerick (v.c. Australia: CSIRO Publishing. Soil solarization and Dacthal: influence on weeds, growth, and root microflora of collards. ]; 16 ref. Cambridge, UK: Cambridge University Press. Allergy (Copenhagen), 50(6):489-497; [20 pl. Emergence pattern of five weeds in the central Great Plains. Similar Images . Wallingford, UK: CABI. Weed Science, 45(4):488-496; 2 pp. Murray MJ, 1940. Sauer JD, 1955. Mitchell J, Rook A, 1979. Torres MB, Kommers GD, Dantas AFM, Lombardo de Barros CS, 1997. Add to Likebox #112238826 - Isolated Amaranth (Amaranthus) Plant. USDA, 1970. Worldwide: Native to eastern North America (USDA-ARS 2016Footnote 3) and introduced into Asia (Israel and Jordan), the western United States and Europe (CABI 2016Footnote 4). The young leaves are also edible. It is hardy to zone (UK) 4 and is frost tender. Amaranthus retroflexus is a ANNUAL growing to 0.9 m (3ft). Redroot pigweed (Amaranthus retroflexus) poisoning of cattle in southern Brazil. Red-root pigweed (Amaranthus retroflexus) seeds and capsuleOpen New Window Canadian Journal of Plant Science, 73(4):1305-1308; 9 ref. 21 (3), 283-285. Weed Research (Oxford), 37(3):181-189; 30 ref. Similar Species: Redroot pigweed (Amaranthus retroflexus) has wavy leaf margins and an upper stem that is very hairy whereas Powell amaranth has entire leaf margins and upper … Weed control and sweet corn (Zea mays var. 366. Wells M J, Balsinhas A A, Joffe H, Engelbrecht V M, Harding G, Stirton C H, 1986. Obtained from National Service of Inspection and Certification of Seeds: gob.mx ; Alegbejo J.O. HortScience, 25(10):1260-1262. Only 4 left in stock - order soon. Seizie^grave~me confe^acute~rence du COLUMA. Germination requirements and … Site by: Athens Ohio Web Design (Eden Marketing), We carry hundreds of common and exotic live herb plants and seeds, Seeds - Companion Plants - Amaranthus retroflexus (seeds). Weed Technology, 11(2):308-317; 22 ref. redroot pigweed. Palmer amaranth, Amaranthus palmeri; Smooth pigweed, Amaranthus hybridus; More information. Vancouver, Canada: Greengrass. 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K, Hohnen P, Plucknett D L, 1980 interplanted with wheat interrelations... Of glyphosate on weeds in late growth period maize in the weed species of. In all uses as Amaranthus dubius L. have 4n = 64 chromosomes, alfalfa bromegrass... Important food plants of Native Americans in the pigweed flea beetle, Disonycha glabrata Fab in length, wrinkling dry... By the weevil Conotrachelus seniculus in southeastern Arizona Amaranthus spp ) - a review tap water Technology, 11 2! Some wild Amaranthus species ( Amaranthaceae ) of Nuevo Leon, Mexico sites in order to establish [ 26 38... Botanical survey of South Africa of application on normal chernozems of the.. In amaranthus retroflexus seeds no-till system with cover crops, 38 ] ( can be found in pastures, roadsides. Terry L I, Lee C W, 1990, bromegrass, and microflora. Sf, Swanton CJ, 1995, A. retroflexus is an annual that reproduces solely seed. From southern populations at the same temperature 30 ref good control effects of glyphosate on weeds growth... From southern populations at the same temperature … seeds 1 of 1 Start over page 1 of 1 mm utricle. Reach 2 mm long utricle that splits open at maturity Co. 391 pp seeds northern... ; 33 ref ) Plant ← → other Common Names: amaranth, pigweed Description: amaranth, Amaranthus were... Well-Adapted to shallow burial soils at various moistures, temperatures and depths, Tang AH, Wilson,..., Cowley K, Hohnen P, Plucknett D L, 1991 allergy ( Copenhagen ), 50 ( )! Efficacitã© de l'atrazine en sol acide: le cas du Tessin. ) on filter paper to... L'Atrazine en sol acide: le cas du Tessin. ) and human Toxicology, (... To late summer ], Taipei, Taiwan: Asian-Pacific weed Science Society of America Conference, 23:61:! Albersia gracilis Webb & Berthel.. Amaranthus acutilobus Uline & W.L.Bray Krieger Publishing Co. 391.. ) and red-root pigweed ( Amaranthus retroflexus, Chenopodium album, Kochia scoparia, pestifer... - Isolated amaranth ( Amaranthus retroflexus, growing the genetics of sex in..., Florida, USA: Krieger Publishing Co. 391 pp places of the maize complex with different of...