HotPepperIndex
Capsicum baccatum

Aji Limón

Andean western slopes, Peru
Hot
Also known asAji Limón · Ají Limón · Lemon Drop · Kellu Uchu · Qillu Uchu · Aji Lemon · Hot Lemon
Scoville
0SHU
Heat0%
15k–50k SHU · Synthesized from multiple grower and botanical references

A striking bright-yellow heirloom chile from the Peruvian Andes, prized worldwide for its refreshing lemon-citrus aroma and clean, vibrant heat that elevates fresh dishes and sauces without dominating them.

The Aji Limón, widely known as Lemon Drop, is a traditional cone-shaped pepper originating from the Andean foothills of Peru. Its pods are slender and tapered, typically reaching 2 to 3 inches in length with a slightly crinkled surface and thin, crisp walls that contain relatively few seeds. When ripe, the fruit transforms into a vivid golden-yellow hue that stands out in any garden or dish. This variety delivers a bright, tangy citrus character paired with moderate heat that builds quickly yet fades cleanly, making it exceptionally versatile for both raw and lightly cooked preparations. It remains a cornerstone of Peruvian and broader South American cooking, adding lively color, fragrance, and balanced spice to countless traditional recipes.

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Backstory

This ancient Andean variety has been cultivated for centuries in the highland and coastal-adjacent valleys of Peru, where indigenous farmers selected for its distinctive color, productivity, and unique lemon-like character long before European contact. It forms an essential part of Peru’s rich culinary heritage and continues to be grown both commercially and in home gardens across the region for its reliability and exceptional flavor. Its popularity has spread globally among gardeners and chefs who appreciate its ornamental beauty and the way it brings a sunny, zesty lift to modern fusion dishes.

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Flavor

Vibrant and refreshing citrus forward with pronounced lemon and subtle lemongrass notes; the flavor is clean, slightly sweet, and tangy with a bright fruity lift that complements rather than competes with other ingredients.

citruslemonfruitytangysweet

Culinary uses

ceviche and fresh seafoodsalsas and relisheshomemade hot saucesmarinades for chicken and fishsoups and stewsfruit-based salsasPeruvian Creole dishes

Q&A

Substitutions

Aji Amarillo (for Peruvian flair)fresh habanero (milder citrus option)jalapeño with added lemon zest

Related variants

Appearance

Skin
thin, glossy, slightly textured
Flesh
thin-walled, crisp and juicy
Seeds
few, cream-colored
Shape
tapered cone with light crinkling
Width
0.5-1.2 cm
Length
2-3 inches (5-8 cm)
Color dried
pale yellow (rarely dried)
Color fresh
dark green to bright golden yellow

Growing

Soil
rich, well-drained, slightly acidic to neutral (pH 6.0-7.0)
Notes
Extremely productive heirloom that can yield over 100 fruits per plant; performs well in containers or ground; cold-tolerant for its species; thrives in warm to hot summers and can behave as a short-lived perennial in frost-free climates
Starting
start seeds indoors 8-12 weeks before last frost
Sunlight
full sun (6-8+ hours daily)
Watering
consistent moisture without waterlogging
Plant height
2-6 feet, highly branched and upright
Days to maturity
80-100 days from transplant

Nutrition

Benefits
Boosts immune function, supports vision and skin health, provides natural antioxidant protection
Calories
Very low calorie, nutrient-dense
Key nutrients
Vitamin C (exceptionally high), Vitamin A, Antioxidants including carotenoids, Potassium and iron

Origin detail

Region
Andean foothills
Country
Peru
Breeder
Traditional Andean heirloom

Tags

medium-hotperuvianbaccatumcitrusylemonyheirloomandeanyellow

Sources

Huge shout-out to the breeders, growers, researchers, and seed savers linked below — their independent work is what lets us fact-check our own. Go visit them.

These references are used to verify what we publish — not as the source of the content itself. Seed catalogs, breeder pages, research papers, and cultivar databases let us cross-check every fact before it lands here. Open any card to read the original or dig deeper.

4 sources · Added May 11, 2026, 08:43 UTC · Updated May 11, 2026, 10:44 UTC
Origins
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