Giant ragweed
Plant
Ambrosia trifida, the giant ragweed, is a species of flowering plant in the family Asteraceae. It is native to North America, where it is widespread in Canada, the United States, and northern Mexico. Wikipedia
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Giant ragweed - Integrated Crop Management
crops.extension.iastate.edu › encyclopedia › giant-ragweed
Giant ragweed Ambrosia trifida L. Family: Asteraceae (Composite family) Life cycle: Annual Native status: Native to North America Habitat: Crop fields, ...
Giant ragweed is a much-branched annual, often growing by the thousands in bottomlands and disturbed areas. Its giant colonies cause late-summer misery in ...
Ambrosia trifida, the giant ragweed, is a species of flowering plant in the family Asteraceae. It is native to North America, where it is widespread in ...
Ambrosia trifida (Giant Ragweed) ; Leaf type · simple ; Notes: Ragweed is an early pioneer species of disturbed soils, has been introduced worldwide and is now a ...
Giant ragweed is probably the most competitive weed in agronomic crops in Michigan. One giant ragweed plant per 10ft^2 can reduce soybean yield by 52% and corn ...
A high-use forage plant for white-tail deer in spring and summer. Deer and horses also eat giant ragweed. Ragweed seeds are one of the most important quail ...
These large, three-lobed leaves make giant ragweed a very distinctive plant. Leaf margins are serrated. Stems can be reddish and are erect, branching above, ...
Giant ragweed inhabits many of the same disturbed sites as common ragweed, but the two can be easily distinguished, as giant ragweed is very much larger and its ...
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Giant ragweed is a rapid growing, competitive species that can cause substantial yield losses even at low densities. It is increasingly a problem in field crops ...
Description. Giant Ragweed is an annual that frequently exceeds 10 feet or 3 meters tall in moist locations. In drier areas, it may mature at a smaller height.
