Pigweed kansas

This can help minimize pigweed (Palmer amaranth and waterhemp) emergence in late April and May, prior to planting sorghum. A pound of atrazine may provide the needed …

Palmer amaranth Redroot pigweed (Amaranthus retroflexus) SEED (photo 1) When seed are threshed, sepals are curved outward, and about twice the length of the seed. Sepals usually have rounded tips. IMMATURE (photos 2 and 3) Very small fine hairs are found throughout plant. Leaf and stem surfaces are rough. First leaves are rounded.How to Cook. Cook young tender pigweed leaves as you would spinach; steam or sauté/stir-fry in butter or oil. Pigweed seeds should never be eaten raw. To cook, add to boiling water and simmer uncovered for 25 to 30 minutes. For more of a soupy porridge-type texture, use one part seeds to three parts water.By Dallas Peterson, Weed Management Specialist More soybean fields than usual in Kansas have a problem with pigweeds this year — both Palmer amaranth and waterhemp. Populations of these pigweeds are unusually high, and the weeds have gotten tall and formed seed by now. In these fields, the pigweed seedbank in the soil after harvest will be heavy and could create significant problems for ...mon waterhemp, and redroot pigweed in Kansas (Peterson 1999), thereby increasing the likelihood that postemergent control measures may be necessary. The objectives of this research were (1) to evaluate the effect of two pigweed emergence times at various densities on soybean yield, (2) to examine the weed density-yield lossPalmer amaranth and common waterhemp are the two troublesome pigweeds in Kansas agricultural fields, as well as other parts of the United States. Glyphosate - the key ingredient in the popular Roundup brand - is the herbicide that is widely used for controlling many weeds. But Jugulam notes that glyphosate resistance is becoming more ...Palmer amaranth Redroot pigweed (Amaranthus retroflexus) SEED (photo 1) When seed are threshed, sepals are curved outward, and about twice the length of the seed. Sepals usually have rounded tips. IMMATURE (photos 2 and 3) Very small fine hairs are found throughout plant. Leaf and stem surfaces are rough. First leaves are rounded. Using a product such as Lumax EZ or Lexar EZ preemergence, which contains mesotrione (Callisto), will help control the triazine-resistant pigweeds and kochia. The addition of 10 oz. of Verdict, which is a mix of 2 oz. of Sharpen and 8.3 oz. of Outlook, can help control triazine-resistant pigweeds as well as the large-seeded broadleaf weeds.

An excellent field guide is the Kansas State University and USDA/ARS publication "Pig-weed Identification: A Pictorial Guide to the Common Pigweeds of the Great Plains." Avail-able from the Kansas State University Coopera-tive Extension Service Distribution Center, 16 Umberger Hall, Kansas State University, Man-hattan, KS 66506-3406. CharactersPigweed is most common in warmer areas with total sun exposure. They compete vigorously with crops and reproduce by prolific seeding. They survive by spreading their roots underground. The pigweed leaves are edible, and you can include them in your salad. Plantain Plants The plantago usually appears in early spring. Scientific name: PlantagoJul 29, 2016 · Pigweed is one of the common names given to a clutch of Amaranth species that crash parties where they are not wanted. Including Amaranthus retroflexus (red root pigweed), A. spinosus (spiny pigweed), A. palmeri (Palmer’s pigweed), and A. hybridus (rough pigweed), these uninvited agricultural and garden guests are so ubiquitous that they seldom invite closer scrutiny from farmers and ... Pigweeds. This weed can be a major nuisance for gardeners, homeowners and farmers alike. There are many different types of pigweeds that can be found in the garden however all of them are summer annual weeds that emerge from April through October in Kansas. All pigweeds are from the genus Amaranthus which also has several ornamental plants as ...Yellow and purple nutsedge suppression, non-ALS resistant pigweed, wild radish, and ragweed: halosulfuron-methyl, MOA 2 (Profine 75, Sandea) 75 DG. 0.5 to 0.75 oz: 0.024 to 0.036 lb: Annual and perennial grasses only: clethodim, MOA 1 (Arrow, Clethodim, Intensity, Select) 2 EC. 6 …Pigweeds (including waterhemp and Palmer amaranth). Glyphosate-resistant waterhemp and Palmer amaranth are now fairly common in many fields throughout Kansas. Pigweed emergence will generally start in April but the greatest amount of emergence will occur in May and June.Abstract Trianthema portulacastrum L. (Aizoaceae) commonly called as black pigweed or giant pigweed, which is a yearly herb, utilized as purgative, pain relieving, stomachic and provide as alternative heal for lung disease, cardiovascular disease, anemia and edema. In the Ayurvedic system of medicine, the plant is used in the treatment of …of pigweeds are relatively distinct for each indi-vidual species. The flowering structure (seedheads) of many pigweeds is a series of flowering branches ... KS: Kansas Cooperative Extension Service. Sauer, J. 1956. Recent migration and evolution of the dioecious amaranths. Evolution 11:11-31. Palmer amaranth Common waterhemp Palmer …

W. e learned a lot in 2018 from a Kansas State University study on the evolution of glyphosate resistance in Palmer amaranth (pigweed).. The results were interesting in their own right, but they ...Pigweeds are erect summer annual plants that germinate from seeds during late winter through summer, growing best in the warmer weather. They have simple, oval, or diamond-like alternating leaves with small, greenish flower clusters and a fleshy, red taproot. How to control it: Pull out this weed before it flowers. Also, its seeds require light ...pigweeds readily, although the foliage can cause bloating and other. symptoms of nitrate poisoning if an excessive amount of the foliage is. eatened. Deer and rabbits eat pigweeds to a limited extent. Rough pigweed's palatability rating is fair for cattle and horses, and good for sheep. In Minnesota, rough pigweed was as palatable to sheep as oats Buy Kansas Wildflowers and Weeds on Amazon.com ✓ FREE SHIPPING on qualified orders. ... For example, there are 12 species of pigweed (yes, pigweed) in Kansas - ...... pigweed with grain sorghum in Kansas. The combination of cultural and mechanical control tactics with an herbicide program are commonly recognized as best ...

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Uploaded by Onewish1. Pigweed ( Amaranthus retroflexus) is often called redroot pigweed because of its pinkish red root. A warm-weather annual most common where summers are hot, pigweed seeds sprout in late spring or early summer. Several common garden insect pests eat pigweed, so some gardeners allow a few plants to remain among vegetables ...Palmer amaranth (Amaranthus palmeri) is a major weed in corn (Zea mays) fields in the southern Great Plains of the United States.Field studies were conducted in 1996, 1997, and 1998 near Garden City, KS, to evaluate the effects of Palmer amaranth density and time of emergence on grain yield of irrigated corn and on seed production of Palmer amaranth.Redroot pigweed has dense, compact terminal panicles and relatively tall plants with alternately arranged leaves. Pokeweed is a perennial weed that can grow from 1 to 10 feet tall. It has single alternate leaves with points at the end and crinkled edges. The stems are often pink or red. The flowers are greenish white, in long clusters at the ...Triazines (Group 5). Atrazine is the most widely used triazine herbicide. It is a common component of many pre-plant and pre-emergence herbicide premixes for sorghum. It controls a wide variety of broadleaf weeds, including pigweeds, ragweeds, morningglories, and mustards, as well as some grasses. However, atrazine resistance has been reported ...Provides control of both grasses and susceptible broadleaf weeds. Acts slowly. May take up to 2 weeks to completely kill weeds and grasses. Cannot harvest grain until 7 days after application. Kochia, pigweeds, and marestail may be resistant. Apply when wheat is in the hard dough stage (30% or less grain moisture).

Product Overview. Soybean, sunflower and tobacco growers who are challenged by ALS-resistant weeds can find relief with Spartan 4F preemergent herbicide. Spartan 4F herbicide strikes down kochia, Russian thistle and other yield-damaging weeds. In tobacco, weeds such as pigweed, morningglory and lambsquarters have met their match.Palmer amaranth and common waterhemp are the two troublesome pigweeds in Kansas agricultural fields, as well as other parts of the United States. Glyphosate – the key ingredient in the popular Roundup brand – is the herbicide that is widely used for controlling many weeds. But Jugulam notes that glyphosate resistance is …A Kansas State University weed scientist discusses pre-harvest options for managing weeds in winter wheat, including advantages and disadvantages of various labeled herbicides. ... Kochia, pigweeds, and marestail may be resistant. Apply when wheat is in the dough stage. Always apply with a nonionic surfactant at 0.25 to 0.5% v/v.Allergy Tracker gives pollen forecast, mold count, information and forecasts using weather conditions historical data and research from weather.comKansas State University D.E. Peterson Kansas State University D.J. Chessman Kansas State University L.M. Wax USDA-ARS, Urbana, Illinois ... Guide to the Common Pigweeds of the Great Plains" (1994). Historical Materials from University of Nebraska-Lincoln Extension. 1846.Description The shapes and sizes of amaranth species vary, but they all have medium to large sized alternating simple oval-shaped leaves and stems with some red coloration. A number of upright varieties like …Are you a die-hard Kansas City Chiefs fan eagerly waiting for game day? There’s nothing quite like the excitement of watching your favorite team in action, especially when it’s live.Kansas City, MO, is a vibrant destination known for its rich history, delicious barbecue, and bustling entertainment scene. Whether you’re in town for business or pleasure, finding the perfect accommodation is crucial to ensure a comfortabl...Maximum relative growth rates (g g −1 day −1) for any measured period were 0.32 for A. palmeri, 0.31 for A. rudis, 0.30 for A. retroflexus, and 0.26 for A. albus. Recent increases in species range and observed changes in weed community structure may be partially explained by the growth characteristics of A. palmeri and A. rudis.

Sorghum should always be planted into a weed-free seedbed. The addition of a dicamba product or 2,4-D with glyphosate generally will control broadleaf and grass weeds effectively provided an earlier burndown treatment has been applied in March or April. There is a waiting period of 15 days between application and sorghum planting when using 8 ...

pigweed, resulting in hybrid plants. Pigweeds will not always express specific traits of one parent spe-cies, but may express a combination of both. Smooth pigweed (Amaranthus hybridus) • Plants will have very small fine hairs throughout. • Flowering structure is highly branched (Figure 1). • Flowering stems are the shortest of the ... Palmer amaranth (Amaranthus palmeri) is a major weed in corn (Zea mays) fields in the southern Great Plains of the United States.Field studies were conducted in 1996, 1997, and 1998 near Garden City, KS, to evaluate the effects of Palmer amaranth density and time of emergence on grain yield of irrigated corn and on seed production of Palmer amaranth. ٢٨‏/٠٢‏/٢٠٢٠ ... We learned a lot in 2018 from a Kansas State University study on the evolution of glyphosate resistance in Palmer amaranth (pigweed).Pigweed is a multi-stemmed summer annual in the Amaranth family. Considered a weed, it can be found growing in wastelands, prairies, fallow fields, farm lots, gravelly areas, and cultivated fields. Its invasiveness causes yield loss in many vegetable row crops. It grows unbranched or with minimal branches.Kochia Control in Sunflower and Soybeans. The development of populations of kochia resistant to either ALS-inhibitor herbicides, glyphosate, and/or triazines in Kansas means that producers may have to put a little extra time and effort into controlling this tough summer annual broadleaf weed. Control can still be achieved in almost all cases in ... Source: Kansas State University. Post-harvest weed control in wheat stubble is very important to conserve soil moisture and prevent weeds from going to seed and adding to the weed seedbank, says Dallas Peterson. Thin wheat and recent rains will likely require earlier and more intensive weed management efforts this year than in some years.Pigweeds (Amaranthus spp.) are of economic importance worldwide. In Europe, Amaranthus retroflexus is one of the ten weed species of greatest economic importance. It is a serious problem weed in several field crops (e.g. maize), as well as in vegetables, orchards and grape vines. It is an annual spreading by seeds which have a long …Printer-friendly .pdf versions of pigweed ID content: Pigweed Identification: A Quick Guide for Five Common Species in NY - Letter-sized booklet; Pigweed Identification: A Quick Guide for Five Common Species in NY - 16:9 Powerpoint slides; How to Identify Palmer Amaranth and How to Identify Waterhemp - Two one-pager, letter-sized factsheets.The green flowers pigweed plants produce sits in small clusters that form bristly spikes in the leaf axis, or at the top of each plant. The very small, dark brown to black seeds are flattened and somewhat rounded. Flowering of pigweed plants starts in July, and the seeds will mature over several months. Making the varieties of pigweed even ...

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AgriSolutions LLC is a local agriculture service business providing ag inputs such as seed,... Abilene, KS 67410Kansas, which became a part of the United States through the Louisiana Purchase, was the birthplace of President Dwight D. Eisenhower and Amelia Earhart and is the home of Pizza Hut, the helicopter and the rotary-dial telephone.Allergy Tracker gives pollen forecast, mold count, information and forecasts using weather conditions historical data and research from weather.com ٣٠‏/٠٦‏/٢٠١٦ ... Central Plains (NE, KS), Mid-Atlantic (PA, DE, NJ, MD, WV, VA), Mid ... That in itself is reason enough to take this problematic weed seriously, ...ANSWER: Redroot pigweed is a widespread summer annual weed plant. The seeds germinate in summertime or whenever soil is sufficiently moist and the temperature is 70 to 85 degrees Fahrenheit. These seeds are the reason the plant is so prolific. Every redroot pigweed plant can produce tens of thousands of seeds, and those …By Dallas Peterson, Weed Management Specialist More soybean fields than usual in Kansas have a problem with pigweeds this year — both Palmer amaranth and waterhemp. Populations of these pigweeds are unusually high, and the weeds have gotten tall and formed seed by now. In these fields, the pigweed seedbank in the soil after harvest will be heavy and could create significant problems for ...Important pigweed species; Redroot pigweed (A. retroflexus) Other names: Careless weed, Common amaranth, Common pigweed, Rough pigweed, Pigweed The stem is round with white longitudinal veins, light-green, and covered with light fine hairs. The leaves are diamond-shaped, rough, and reddish-green.٠٨‏/١١‏/٢٠١٩ ... in Arkansas, and Kansas (Heap 2019). ... It should not be underestimated as one of the other pigweeds such as Powel amaranth, redroot pigweed, ...Tumble pigweed flowers are produced in spiny clusters in leaf axils. Note the lack of sharp bracts with prostrate pigweed. Waterhemp (Amaranthus rudis) Waterhemp is an upright/erect pigweed species (growing to heights of 5-7'). The stems are smooth (hairless) and range from green to red in color. Although leaf shape can be variable, …Pigweed is a summer annual broadleaf that emerges from April through October in Kansas with the majority emerging in May and June. Although there are numerous pigweed species, this publication focuses on Palmer amaranth and waterhemp. Pigweed can cause drastic yield losses and harvesting difficulties in summer crops.Amaranthus palmeri is a species of edible flowering plant in the amaranth genus. It has several common names, including carelessweed, [1] dioecious amaranth, [2] Palmer's …in pigweeds” (Kansas State University Extension 2018). An . extension weed scientist say s he and his colleagues have “saved” f amily farms (Gallant 2013), whereas journalist . ….

١٥‏/٠٤‏/٢٠٢٠ ... KANSAS, KENTUCKY, LOUISIANA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSISSIPPI, MISSOURI, MONTANA, NEBRASKA, NEVADA, NEW ...This is normal text - K-REx - Kansas State University EN English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية UnknownThis is normal text - K-REx - Kansas State University EN English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian český русский български العربية UnknownPigweeds (Amaranthus spp.) are difficult to identify from each other. But identification is crucial for developing a successful weed management program, particularly in an agricultural landscape that is heavily reliant on herbicides (and where resistance is common). Species can also differ in their growth rates, which can impact the success of physical management, like cultivation.This paper analyses the use of metaphor in discourses around the “superweed” Palmer amaranth. Most weed scientists associated with the US public agricultural extension system dismiss the term superweed. However, together with the media, theyThis genus includes all the pigweed. Most problematic of these in potato is redroot pigweed, also called rough pigweed (A. retroflexus). Redroot pigweed is native to the U.S. and found all across the country, but it is mainly a problem in the Great Plains. It was once used to make flour by Native Americans in the Plains.When traveling to Kansas City, Missouri, you may be looking for an easy and convenient way to get around. One of the best options is to rent a car from MCI Airport. Here is what you need to know about MCI Airport rental cars.Jan 9, 2023 · Spiny pigweed is a summer annual weed that grows up to 5 ft. tall. It has hairless leaves that grow alternately along the stem and are diamond-shaped to egg-shaped. The plant has both male and female flowers. The male flowers bloom on a terminal spike at the end of red stems. With the female flowers growing in the leaf axils at nodes. When emerging at the soybean unifoliate stage, dense waterhemp populations (8 to 34 plants/ft 2) reduced soybean yields 43% in Illinois, and 27 to 63% in Kansas. When competing with corn, yield losses ranged from 11 to … Pigweed kansas, AgriSolutions LLC is a local agriculture service business providing ag inputs such as seed,... Abilene, KS 67410, How to Cook. Cook young tender pigweed leaves as you would spinach; steam or sauté/stir-fry in butter or oil. Pigweed seeds should never be eaten raw. To cook, add to boiling water and simmer uncovered for 25 to 30 minutes. For more of a soupy porridge-type texture, use one part seeds to three parts water. , Redroot pigweed. White snakeroot. Most poisonings occur in the early spring, late fall or during a drought when the pasture forage is in short supply. From a control standpoint, grouping weeds into categories based on life span is most practical. Annual, biennial and perennial are the main life spans of weeds., pigweed species Palmer amaranth. H copperleaf typically emerges from June to September and reproduces by seeds numbering as high as 12,500 seeds per plant, according to a Kansas study. The male ˜ owers of H copperleaf are found on auxillary spikes, while the female ˜ owers are on a long terminal spike. Historical, Pigweed Identification (3-min video) Palmer Amaranth in Ohio and Indiana – what you need to know (11 -min video) ... Pigweed Identification (Kansas State fact sheet), When emerging at the soybean unifoliate stage, dense waterhemp populations (8 to 34 plants/ft 2) reduced soybean yields 43% in Illinois, and 27 to 63% in Kansas. When competing with corn, yield losses ranged from 11 to …, Pigweed usually appears in late spring or early summer. It’s a tall weed with a thick stalk. You can identify pigweed by its red, fleshy taproot, green flower clusters, and dark-green pointed leaves. There are about 60 different species of pigweed. And all of them are edible. With every part of the plant providing a nutritious and tasty snack., Waterhemp (Amaranthus rudis) Waterhemp is an upright/erect pigweed species (growing to heights of 5-7'). The stems are smooth (hairless) and range from green to red in color. Although leaf shape can be variable, most leaves (especially older ones) are long and slender/narrow; leaves are typically dark green and shiny., Kansas, which became a part of the United States through the Louisiana Purchase, was the birthplace of President Dwight D. Eisenhower and Amelia Earhart and is the home of Pizza Hut, the helicopter and the rotary-dial telephone., ١٨‏/٠٨‏/٢٠١٧ ... Pigweed Identification (Kansas State) Identification of the Weedy Pigweeds and Waterhemps of Iowa · OSU Amaranth ID video (Youtube – 3 min), Palmer amaranth Redroot pigweed (Amaranthus retroflexus) SEED (photo 1) When seed are threshed, sepals are curved outward, and about twice the length of the seed. Sepals usually have rounded tips. IMMATURE (photos 2 and 3) Very small fine hairs are found throughout plant. Leaf and stem surfaces are rough. First leaves are rounded. , Looking for the top Kansas hotels your whole family will love? Click this now to discover the best family hotels in Kansas - AND GET FR Are you planning a family vacation in Kansas? The Sunflower State offers an array of attractions, histor..., Redroot pigweed is a prolific seeder and is associated with late summer allergies. The leaves of redroot pigweed are ovate (wider in the middle), shiny and very thin. The veins on the leaves are very prominent. Flowers form at the terminal and in axillary spikes. Pigweed will not usually persist in a mowed turf., of pigweeds are relatively distinct for each indi-vidual species. The flowering structure (seedheads) of many pigweeds is a series of flowering branches ... KS: Kansas Cooperative Extension Service. Sauer, J. 1956. Recent migration and evolution of the dioecious amaranths. Evolution 11:11-31. Palmer amaranth Common waterhemp Palmer …, Pigweeds (including waterhemp and Palmer amaranth). Glyphosate-resistant waterhemp and Palmer amaranth are now fairly common in many fields throughout Kansas. Pigweed emergence will generally start in April but the greatest amount of emergence will occur in May and June. , ٢٤‏/٠١‏/٢٠٢٠ ... University of Kansas Medical Center•16K views · 1:25 · Go to channel. Identifying Redroot Pigweed and Tall Waterhemp. Manitoba Agriculture•1.6K ..., Also known as redroot pigweed, wild spinach, and green amaranth, pigweed is a common weed found all over the USA. They have large oval leaves and round seed pods that produce thousands of seeds. They turn brownish-red and split open when ripe, revealing numerous tiny black seeds. The flowers are usually purplish-pink with darker pink stripes ..., These Palmer amaranth — or pigweed — plants, seen growing in a greenhouse at Kansas State University, appear to be resistant to multiple herbicides. There was a moment, about 20 years ago, when farmers thought that they'd finally defeated weeds forever., mon waterhemp, and redroot pigweed in Kansas (Peterson 1999), thereby increasing the likelihood that postemergent control measures may be necessary. The objectives of this research were (1) to evaluate the effect of two pigweed emergence times at various densities on soybean yield, (2) to examine the weed density-yield loss, University of Arkansas System Division of Agriculture Cooperative ..., The city lines of Kansas City, Missouri, cross through four counties: Cass County, Clay County, Jackson County and Platte County. Of these counties, the largest by land area is Cass County., pigweed, resulting in hybrid plants. Pigweeds will not always express specific traits of one parent spe-cies, but may express a combination of both. Smooth pigweed (Amaranthus hybridus) • Plants will have very small fine hairs throughout. • Flowering structure is highly branched (Figure 1). • Flowering stems are the shortest of the pigweeds , A Kansas State University weed scientist discusses pre-harvest options for managing weeds in winter wheat, including advantages and disadvantages of various labeled herbicides. ... Kochia, pigweeds, and marestail may be resistant. Apply when wheat is in the dough stage. Always apply with a nonionic surfactant at 0.25 to 0.5% v/v., Kansas. Is this "pigweed?", • Smooth pigweed is very similar to redroot pigweed and Powell amaranth. • Smooth pigweed has a more rounded first leaf than Powell amaranth. • Readily distinguished from redroot pigweed only when mature. MATURE (photo 4) • Very small fine hairs are found throughout plant. • Flowering structure is highly branched, more so than, Amaranthus Species: A Current and Emerging Threat in Wyoming is a pdf document that provides an overview of the biology, identification, and management of various pigweed species that pose challenges for crop production and natural resources in the state. The document also includes color photos and distribution maps of the most common and troublesome pigweeds in Wyoming. , planting, hence timeliness of POST 1 herbicides is critical. Pigweeds usually break through PRE herbicides between 13 and 17 d after application and activation; 3Avoid using Staple more than once a season if possible. Liberty + Roundup Systems1 POST 1 ~7 d after PRE 2POST 2 ~13-17 d after POST 1 Pigweed less than 3” Pigweed less than 3” , Palmer amaranth Redroot pigweed (Amaranthus retroflexus) SEED (photo 1) When seed are threshed, sepals are curved outward, and about twice the length of the seed. Sepals usually have rounded tips. IMMATURE (photos 2 and 3) Very small fine hairs are found throughout plant. Leaf and stem surfaces are rough. First leaves are rounded., ٢٣‏/٠٦‏/٢٠١٤ ... ... pigweed and smooth pigweed commonly make landscape beds their home. Palmer ... A good reference to use is Kansas State University's pigweed ..., Redroot pigweed: Stems are hairy and pale green. Cotyledons are 0.5 inch long, lanceolate (four to five times longer than wide) and with red or purple undersides. Young leaves are green, wavy edged and notched with a prominent central vein. A central vein is prominent on the upper surface near the blade base., Palmer amaranth and common waterhemp are the two troublesome pigweeds in Kansas agricultural fields, as well as other parts of the United States. …, Yellow and purple nutsedge suppression, non-ALS resistant pigweed, wild radish, and ragweed: halosulfuron-methyl, MOA 2 (Profine 75, Sandea) 75 DG. 0.5 to 0.75 oz: 0.024 to 0.036 lb: Annual and perennial grasses only: clethodim, MOA 1 (Arrow, Clethodim, Intensity, Select) 2 EC. 6 …, Pigweed, also known as amaranth, is a family of plants with a wide variety of wild and domesticated species that exist all over the Americas.