Tag Archive: Weed

Weed of the Week: Blackberry

Fall is the best time to apply herbicides for blackberry briar control. Credit: Brent Sellers Across the southeastern United States, there are several different species of Rubus (Blackberry and Dewberry). Blackberry is a common issue for pasture owners, with it also commonly growing in fence rows, and ditch banks. Lack of management will result in …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/10/14/weed-of-the-week-blackberry/

Weed of the Week: Maypop Passion Flower

Maypop Passion Flower Photo Credit: Dr. Brent Sellers Often recognized by its showy pink/purple flowers, Maypop Passion Flower is a native plant, found across the southern US.  Although it is sometimes used as an ornamental plant, it can become a nuisance in pastures and along fence-rows.  Once the flowers bloom, from July to September, it …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/09/30/weed-of-the-week-maypop-passion-flower/

Weed of the Week: Cogongrass

Cogongrass will take over native or cultivated vegetation, as can be seen in this hay field. Photo credit: Doug Mayo Cogongrass was accidentally introduced into Alabama in the 1900’s, but intentionally brought to Florida in the 1930’s as a potential forage and soil stabilizer. Currently it can be found in 73 countries and on every …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/09/23/weed-of-the-week-cogongrass/

Weed of the Week: Coffee Senna

Coffee senna is a troublesome pasture weed that is toxic to livestock. Photo credit: Doug Mayo Coffee Senna is not only an issue for livestock producers, as seeds are toxic when consumed, it also causes issues for cotton and peanut farmers in the southern states. The scientific name Senna occidentalis comes from Arabic and Latin roots, …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/09/16/weed-of-the-week-coffee-senna/

Weed Spotlight: Chamberbitter, the “Little Mimosa”

Summer annual weeds are taking their last stand against Panhandle lawns before fall arrives. Rain and humid temperatures of late have boosted their growth spurts. Chamberbitter is a prime example. Chamberbitter (Phyllanthus urinaria) is found as north as Illinois and as west as Texas, but thrives in lower southeastern states. It’s a headache for homeowners …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/09/09/weed-spotlight-chamberbitter-the-little-mimosa/

Weed of the Week: Sicklepod

Gerald Holmes, California Polytechnic State University – Bugwood.org Sicklepod is commonly known as Coffeeweed and is a major issue for livestock producers across the Southeast. This semi-woody annual legume is native to the American tropics. Sicklepod is known to be toxic, affecting liver, kidney and muscle function in livestock. The stems and leaves, as well …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/08/26/weed-of-the-week-sicklepod/

Weed of the Week: Goatweed

Image 1: Goatweed seeds are very small and are enclosed in yellow to brown capsules. Photo Credit: Dr. Brent Sellers Once just an issue in Central Florida Orange groves, Goatweed (Scoparia dulcis), also referred to as sweet broom and licorice weed, is now an issue for many pasture owners in North Florida. The spread of …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/08/19/weed-of-the-week-goatweed/

Weed of the Week: Southern Sandbur

Left: Southern sandbur seedhead. Right: Close-up picture of individual burs. Credit: Hunter Smith Across the Southern United States, Southern Sandbur (aka sandspur) can be found. It is an annual grass that grows in cropland and pastures, thriving in dry sandy soils. Southern Sandbur has a shallow fibrous root system and can easily invade poorly managed fields …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/08/12/weed-of-the-week-southern-sandbur/

Weed of the Week: Showy Crotalaria

Showy crotalaria is a common weed in the Panhandle that is toxic to livestock.  Photo credit: Doug Mayo Commonly known as Showy Rattlebox, Showy Crotalaria is a fast growing summer annual that germinates in early spring and flowers in late summer. As a member of the legume family, it was brought to the United States …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/08/04/weed-of-the-week-showy-crotalaria/

Lemon bacopa, a beautiful pond plant or a weed?

Bacopa caroliniana, also known as lemon bacopa, is a popular aquatic plant. It is mostly found in the southeastern United States in states such as Florida, Alabama, Georgia, South Carolina, Mississippi and even Texas. Lemon bacopa has a perennial life cycle that could make it a weed to some, or desired plant to others. Also, …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/07/29/lemon-bacopa-a-beautiful-pond-plant-or-a-weed/

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