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The first step to removing weeds from your lawn and garden is identification. Learn about 20 common types of weeds and how to treat them.
Paspalum is a genus of plants in the grass family. [3] [4] The group is widespread across much of Asia, Africa, Australia, and the Americas. Commonly known as paspalum, bahiagrasses, crowngrasses or dallis grasses, many of the species are tall perennial New World grasses. They are warm-season C 4 grasses and are most diverse in subtropical and ...
The roughish, slender stem grows 30 to 60 cm (1 to 2 ft.) high. Compare with smooth meadow grass Poa annua which has a smooth stem. The panicle is green and 15 cm (6 in.) long. The spikelets are egg-shaped. It has a loose, whorled green panicle, much branched, 15 cm (6 in.) long. It is also called Orcheston grass, after a village on Salisbury ...
Cenchrus setaceus, commonly known as crimson fountaingrass, is a C 4 perennial bunch grass that is native to open, scrubby habitats in East Africa, tropical Africa, the Middle East and south-western Asia.
Andropogon virginicus is a species of grass known by several common names, including broomsedge bluestem, yellowsedge bluestem and (in Australia, because it was introduced to that country after being used as packaging for bottles of American whiskey) whiskey grass. It is native to the southeastern United States and as far north as the Great Lakes.
[1] [4] Globally there are least 18 crop species where R. cochinchinensis is considered an important weed including sugarcane , maize , upland rice , cotton , soy , Sorghum and peanuts . [ 1 ] [ 3 ] [ 12 ] [ 8 ] Asian countries such as India do not seem to suffer from R. cochinchinensis as such a serious weed, suggesting that certain biotypes ...
Setaria viridis is a species of grass known by many common names, including green foxtail, [1] green bristlegrass, [1] and wild foxtail millet. [1] It is sometimes considered a subspecies of Setaria italica. [1] It is native to Eurasia, but it is known on most continents as an introduced species and is closely related to Setaria faberi, a ...
In the United States, Johnson grass is listed as either a noxious or quarantined weed in 19 states. [6] With Sorghum bicolor it is a parent of Sorghum × almum, a forage crop also considered a weed in places. [7] It is named after an Alabama plantation owner, Colonel William Johnson, who sowed its seeds on river-bottom farm land circa 1840. The ...