The common marigold (Tagetes erecta or Tagetes patula) grows where night temperatures do not drop below 60 degrees Fahrenheit. In colder parts of the United States, marigolds are grown as an annual plant.
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Sandy Mitchell is an Ohio-based writer, blogger and editor. Among other projects, she writes for About.com and "The Better Drink." Before devoting herself full time to writing, Mitchell was a travel agent and cruise school instructor for 18 years. She holds a Bachelors of Science in business administration from Bowling Green State University.