HotPepperIndex
Capsicum annuum

Chile de Agua

Valles Centrales, Oaxaca, Mexico
Medium
Also known asAgua Chile · Chile de Agua Oaxaca · Oaxacan Water Chile
Scoville
0SHU
Heat0%
3k–5k SHU · Wikipedia (3,000-5,000 SHU), Specialty Produce, Farm Direct Seed (~4,000 SHU), multiple seed catalogs and grower reports

Chile de Agua is a rare heirloom Capsicum annuum variety native to the Valles Centrales of Oaxaca, Mexico, cultivated for over 300 years in the traditional milpa system. It offers moderate heat similar to a jalapeño with a complex herbal, fruity, sweet, and sour flavor profile. Traditionally used fresh or dried in Oaxacan moles, salsas, and chiles rellenos.

Chile de Agua peppers are conical to slightly curved pods averaging 7-12 cm in length and 2-3 cm in diameter, tapering to a pointed tip. The waxy, glossy skin is smooth and slightly wavy, ripening from pale green through yellow and orange to a vibrant red when fully mature. The flesh is semi-thick, crisp, and aqueous with a pale green to white interior surrounding cream-colored, round, flat seeds. Plants are bushy and low-growing, reaching 2-3 feet tall, with fruits that grow erect and point upward. The flavor is complex, blending herbal, fruity, sweet, and sour notes with moderate spice; when roasted, it develops an almost buttery quality alongside a tart tomatillo-like tang. Heat is concentrated in the ribs and seeds. This heirloom is becoming rarer in its native region as farmers shift to more profitable varieties like Guajillo, though seeds are now available for home gardeners.

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Backstory

This rare heirloom chile has been cultivated for over 300 years in the Valles Centrales of Oaxaca, Mexico, as part of the traditional milpa farming system with corn, beans, and squash. Its name may refer to its preference for water or the moisture it releases when roasted. Production is declining locally as farmers prefer higher-yielding varieties like Guajillo, increasing the value of authentic seeds for preservation and home growing.

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Flavor

Complex herbal, fruity, sweet, and sour notes mixed with moderate spice; roasted develops an almost buttery flavor with a tart tomatillo-like tang.

herbalfruitysweetsourcitrus-likebuttery

Culinary uses

salsasmoleschiles rellenosrajasstuffed with meat or cheesedried into powderpickled

Q&A

Substitutions

jalapeñoserranopoblano

Related variants

Appearance

Skin
Waxy, glossy, smooth, slightly wavy
Color
Ripens from pale green through yellow and orange to red
Flesh
Semi-thick, crisp, aqueous, pale green to white
Seeds
Cream-colored, round and flat in central cavity
Shape
Conical pods tapering to a pointed tip, 7-12 cm long and 2-3 cm in diameter
Growth habit
Erect, upward-pointing on bushy plants

Growing

Sun
Full sun
Soil
Well-drained, adapted to semi-arid conditions
Notes
Heirloom grown in traditional milpa system with corn, beans, and squash. Prolific producer once established.
Water
Moderate, traditionally rain-fed but benefits from consistent moisture
Harvest
Late summer through early fall; green or fully ripe
Plant height
2-3 feet tall, bushy
Days to maturity
70-90 days
Fruit orientation
Erect, pointing upwards

Nutrition

Notes
Excellent source of vitamin C; more nutritious than some other hot peppers such as serrano or jalapeño
Other
Contains capsaicin with anti-inflammatory properties
Minerals
Potassium, iron
Vitamins
High in vitamin C and vitamin A

Origin detail

Region
Valles Centrales, Oaxaca
Country
Mexico

Tags

heirloomoaxacanmexicanmedium-heatversatilemildly-spicy

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 · 6 searches · Added May 13, 2026, 12:05 UTC
Origins
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