Heard on the news today. "Scorching hot, dry weather in the major peanut-growing states like Georgia and Texas has devastated this year's peanut crop."
http://www.cleveland.com/business/index.ssf/2011/09/peanut_butter_prices_rising_to.html
http://www.cleveland.com/business/index.ssf/2011/09/peanut_butter_prices_rising_to.html