<a href="http://youaskandy.com/questions-answers/article-series-1980/9467-where-do-they-grow-lettuce-.html"><a href='http://youaskandy.com/questions-answers/article-series-1980/9467-where-do-they-grow-lettuce-.html' target='_blank' rel='nofollow'>http://youaskandy.com/questions-answers/article-series-1980/9467-where-do-they-grow-lettuce-.html</a> </a><br/><b>Most commercial lettuce grows well <span style="background-color:#ffcc99;">in</span> temperatures between 70 and 75 degrees Fahrenheit.</b><br/><br/>Is <span style="background-color:#ffcc99;">in</span> used correctly? Would it be okay to say "at" instead?