Article: All it is is dust in the wind: Come late summer, ragweeds begin to release pesty pollen into the sweeping Oklahoma wind.

Byline: Kim Archer

Sep. 4--CONDITIONS The warmth, humidity and breezes of late summer encourage ragweed flowers to release pollen, which travels through the air and fertilizes ragweed seed for next season's growth. POTENTIAL

A ragweed only lives one season but releases a billion pollen granules during its short life. ZONES Ragweed can be found throughout the United States but is more prevalent in the eastern U.S. and the Midwest. RANGE Ragweeds are mostly rural, with their highest pollen counts recorded just after dawn. In urban areas, pollen counts peak between 10 a.m and 3 p.m. Rain and temperatures below 50 degrees Fahrenheit slow pollen ...

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