Pepper Guru BloG

PEPPER SCIENCE. HISTORY. GROWING. CULTURE.

From busting pepper myths and exploring Capsicum science to growing, cooking, and searching for peppers around the world—you can read about it here.

Pepper History

Origins, expeditions, discoveries, and the stories behind the peppers.

Growing Peppers

Science, experiments, techniques, and lessons from the field.

Peppers In The Kitchen

How cultures around the world grow, cook, and live with peppers.

Pepper Guru beside overwintered pepper plants in 2005 compared with towering, productive first-year pepper plants in 2025.

Is Overwintering Pepper Plants Still Worth It? Rethinking My 2011 Guide in the Age of Rapid Growth

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In 2011, I wrote one of the most widely discussed guides to overwintering pepper plants. Fifteen years later, my approach has changed. After years of refining light, nutrition, and growing conditions, I’ve found that vigorous seed-grown plants can outperform their overwintered counterparts. Here’s why I’m rethinking the practice, and when I still believe it’s worth the trouble.

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Historical illustration of a pepper called “devil’s pepper,” from Edward Balfour’s 1871 Cyclopædia of India and Eastern and Southern Asia.

The Devil’s Pepper: The Original Sin of Superhot Renames

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Superhot peppers trace their fire to Trinidad’s ancient ají, later renamed the Devil’s Pepper and carried across the seas. This was not the first journey, but one clear chapter we can point to. From that blazing lineage rose the Scorpion, Moruga, and 7 Pot, while distant flames like the Naga burned their own ancient path. One fiery seed, many names, and an endless inferno.

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Locopica peppers are a hybrid between Capsicum pubescens and Capsicum eshbaughii from Bolivia

Locopica | Capsicum arachnoideum Demystified

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Capsicum arachnoideum was long thought a rare Bolivian wild pepper—until I traced it to natural hybrids in Samaipata compost piles. Crosses between Locoto (C. pubescens) and wild Ulupica (C. eshbaughii), pollinated by local emerald sweat bees, created these “spider-like” plants. Never a lost species, just nature’s boundary-crossing. Proposing “Locopica” for Bolivia’s hybrid legacy. Full discovery inside!

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