Recent Entries

Coping With Heat in the Garden: Drought-Tolerant Crops, Resilient Perennials and More

Coping With Heat in the Garden: Drought-Tolerant Crops, Resilient Perennials and More

If we’ve learned anything as food growers in recent decades, it’s that climate change has placed not just one but many kinds of stress on our gardens and farms.

“Global warming” does not adequately describe the “new normal,” given that many food sheds and farms have suffered from a variety of catastrophic floods, freezes, droughts, wildfires, heat waves, grasshopper infestations and crop diseases over the past few years.

UA researcher and colleagues discover the birthplace of the chili pepper

UA researcher and colleagues discover the birthplace of the chili pepper

In the Southwest, the chili pepper is practically a dietary staple. It gives salsa a spicy crunch, it brings depth to Mexican sauces, and provides an extra kick to Sonoran hot dogs.

Plenty of other world cuisines rely on it too, from China to India to Thailand. But Latin America, researchers have confirmed, is where it started.

Finding fire: Scientists trace chiles' DNA to Mexico

Finding fire: Scientists trace chiles’ DNA to Mexico

An international team that includes a University of Arizona researcher has delved into the DNA of the chile and found its Eden: a valley in east-central Mexico where indigenous farmers domesticated the fiery pepper more than 6,500 years ago.

The team, using linguistic and ecological evidence as well as archaeological and genetic data, traced the ancestry…

Chili Peppers First Cultivated in Mexico

Chili Peppers First Cultivated in Mexico

The domesticated chili pepper—the world’s most widely grown spice crop—got its start in central-east Mexico, report researchers.

Results from the four-pronged investigation—based on linguistic and ecological evidence as well as the more traditional archaeological and genetic data—suggest a regional, rather than a geographically specific, birthplace for the domesticated chili pepper.

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