
Hinojo
Foeniculum vulgare
De un vistazo
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Una verdura aromática con sabor a anís. El bulbo y las hojas son comestibles.
Calendario de plantación y cosecha
Etapas de crecimiento
De la semilla a la cosecha
Germinación
Las semillas de hinojo se siembran a 6 mm de profundidad en suelo húmedo. La germinación tarda 7-14 días a 15-21 °C. Las primeras estructuras que aparecen son un par de cotiledones estrechos, parecidos a hierba, que no se parecen en nada al follaje plumoso de la planta adulta.
💡 Consejo de cuidado
Mantén el suelo uniformemente húmedo, pero no encharcado, durante la germinación. No se necesita luz hasta que emerjan las plántulas. Evita mover la superficie del suelo, porque las semillas de hinojo son pequeñas y se siembran superficialmente.

Fennel seedlings developing their first feathery true leaves
Calendario de cuidado mensual
Qué hacer cada mes para tu Hinojo
Mayo
Mes actualMonitor spring-planted fennel closely for signs of bolting as days lengthen. Keep soil consistently moist — drought stress is a primary bolting trigger. Apply 5-8 cm of mulch once soil has warmed. Scout for aphids on new growth and treat promptly.
¿Sabías que?
Datos fascinantes sobre Hinojo
Ancient Greek marathon runners believed fennel improved stamina and endurance. The Greek word for fennel is 'marathon' — the famous Battle of Marathon in 490 BC was fought on a field of wild fennel, giving the long-distance race its name.
El hinojo prefiere clima fresco. Siembre en verano para cosecha de otoño.
El aporque promueve bulbos blanqueados y tiernos.

Fennel plants thriving in a dedicated garden bed with ample spacing
Fennel (Foeniculum vulgare) is native to the shores of the Mediterranean, where it has grown wild along coastal cliffs, roadsides, and dry hillsides for millennia. It is one of the oldest cultivated plants in the world, with records of its use dating back to ancient Egypt, where fennel was valued both as a food and a medicine. The ancient Greeks knew it as 'marathon' — the famous plain where the decisive battle against Persia was fought in 490 BC was named for the wild fennel that carpeted its fields. Greek physicians including Hippocrates and Dioscorides prescribed fennel for a wide range of ailments from digestive troubles to eye complaints.
The Romans spread fennel cultivation throughout their empire, carrying it to Britain and northern Europe where it became a staple of monastery herb gardens in the Middle Ages. Roman soldiers chewed fennel seeds during long marches, believing it improved endurance and suppressed hunger. In medieval Europe, fennel was one of the nine sacred herbs listed in the Anglo-Saxon 'Nine Herbs Charm' and was widely used in folk medicine, cooking, and even as a ward against witchcraft. Italian gardeners eventually developed the bulbing form known as Florence fennel (Foeniculum vulgare var. azoricum), selecting for the swollen, layered stem base that is the prized vegetable we grow today.
Florence fennel became a cornerstone of Italian cuisine, particularly in southern Italy and Sicily where it appears in salads, pastas, and as a braised or roasted side dish. Italian immigrants brought their love of fennel to the Americas in the 19th and early 20th centuries, where it gradually gained popularity beyond Italian communities. Today fennel is cultivated worldwide, with India producing the majority of fennel seed and Italy, Spain, and the United States leading bulb fennel production. Wild fennel has naturalized extensively in California, Australia, and other Mediterranean-climate regions, where it is sometimes considered invasive due to its vigorous self-seeding habit.
Siembre en verano para cosecha de otoño.
Rico en nutrientes, pH 5,5-6,8.
Verifica Tu Zona
Verifica si Hinojo es adecuado para tu ubicación.
15°C – 24°C
59°F – 75°F
Fennel is a cool-season crop that performs best in moderate temperatures. The optimal range for bulb formation is 15-21°C (59-70°F). Temperatures consistently above 24°C (75°F) combined with long days trigger premature bolting before bulbs fully develop. Seeds germinate in 7-14 days at 15-21°C. Fennel tolerates light frost to about -4°C (25°F) once established, making it well-suited for fall growing when temperatures are naturally declining into the ideal range.
Problemas comunes que afectan a Hinojo y cómo prevenirlos y tratarlos de forma orgánica.
Espigado con calor y días largos.
- 1Fall planting is the single most important tip for fennel success. Shortening days and cooling temperatures promote bulb formation instead of bolting, which is the opposite of spring planting where lengthening days fight against you. Direct-sow 8-10 weeks before first frost for the most reliable bulbs.
- 2Fennel develops a deep, sensitive taproot. If starting indoors, use deep pots (at least 10 cm) or soil blocks rather than shallow cell trays. Transplant with minimal root disturbance — even slight damage to the taproot can trigger bolting.
- 3Space plants 25-30 cm apart in full sun. Fennel needs at least 6 hours of direct sunlight daily for proper bulb development. Crowded plants produce small, elongated bulbs rather than the desired round, plump shape.
- 4Water consistently — about 2.5 cm (1 inch) per week. Drought stress is one of the primary triggers for premature bolting and produces tough, fibrous bulbs. Drip irrigation is ideal for maintaining even soil moisture without wetting the foliage.
- 5Hill soil around the bulb base when it begins to swell (typically egg-sized). This blanches the outer sheaths white, producing a milder, more tender bulb with less bitterness — a traditional technique used by Italian market gardeners.
- 6Isolate fennel from other garden crops. Fennel is allelopathic and releases root exudates that inhibit the growth of tomatoes, peppers, beans, and brassicas. Plant it in its own dedicated bed, at the garden edge, or in large containers.
- 7Choose bolt-resistant varieties for spring planting. Orion F1, Preludio, and Finale are bred for improved bolt resistance. Even so, spring fennel is less reliable than fall fennel in most climates and requires close monitoring.
- 8Allow a few plants to flower intentionally. The yellow umbel flowers are magnets for beneficial insects including syrphid flies, parasitic wasps, ladybugs, and pollinators that provide natural pest control for your entire garden.
Coseche cuando los bulbos tienen 7-10 cm de ancho.

Freshly harvested fennel bulbs at the ideal tennis-ball size
En refrigerador 1-2 semanas.
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Información nutricional
Por porción de 100g
31
Calorías
Beneficios para la salud
- Exceptionally rich in potassium — 414mg per 100g supports healthy blood pressure and proper muscle function
- Good source of dietary fiber at 3.1g per 100g, promoting digestive health and regularity
- Contains anethole, the compound responsible for its anise flavor, which has demonstrated anti-inflammatory and antimicrobial properties in studies
- Provides manganese (7% DV), important for bone health, metabolism, and antioxidant defense
- Low calorie density at only 31 calories per 100g makes fennel ideal for weight management
- Contains vitamin C, folate, and calcium, supporting immune function, cell division, and bone strength
💰 ¿Por qué cultivar tus propios?
Fennel bulbs at the grocery store typically cost $2-4 each, and organic fennel can run $4-6 per bulb. A single packet of fennel seeds ($2-4) can produce 20-30 bulbs, representing a potential savings of $50-100 per season. Beyond the bulbs, home gardeners get fronds (often sold as a separate herb at $2-3 per bunch), stalks for stock-making, and fennel seeds worth $5-8 per jar — parts that commercial growers typically discard. The flavor of freshly harvested fennel, still crisp from the garden, is noticeably superior to store-bought bulbs that may have traveled thousands of kilometers.

Cross-section of a fennel bulb revealing its crisp, layered interior
Recetas rápidas
Recetas sencillas con Hinojo frescos

Shaved Fennel and Citrus Salad
15 minA bright, refreshing Italian salad that showcases raw fennel at its best. Paper-thin slices of crisp fennel paired with juicy citrus segments, peppery arugula, and shaved Parmesan, finished with a simple lemon vinaigrette.

Roasted Fennel with Parmesan
35 minHigh-heat roasting transforms fennel into a caramelized, meltingly sweet side dish. The edges turn golden and crispy while the interior becomes tender and almost buttery — a revelation for anyone unfamiliar with cooked fennel.
Braised Fennel in White Wine
45 minA classic French preparation where fennel is slowly braised until silky and tender in a bath of white wine, butter, and broth. The long, gentle cooking mellows the anise flavor into something sweet and deeply savory.

Classic shaved fennel salad with blood orange and Parmesan
Calculadora de Rendimiento y Espaciado
Vea cuántas plantas de Hinojo caben en su cama de jardín basándose en el espaciado recomendado de 30cm.
16
Hinojo plantas en una cama de 4×4 ft
4 columnas × 4 filas a 30cm de espaciado
Variedades populares
Algunas de las variedades de hinojo más populares para jardineros caseros, cada una con características únicas.
Florence
Buena formación de bulbos. 90 días.
Zefa Fino
Resistente a espigar. 80 días.
Crudo en ensaladas, asado, al vapor o en sopas.
¿Cuándo debo plantar Hinojo?
Planta Hinojo en Abril, Mayo, Agosto, Septiembre. Toma aproximadamente 65 días para madurar, con cosecha típicamente en Julio, Agosto, Noviembre, Diciembre.
¿Cuáles son buenas plantas acompañantes para Hinojo?
Hinojo crece bien junto a Eneldo, Salvia. El cultivo acompañante puede mejorar el crecimiento, sabor y control natural de plagas.
¿En qué zonas de rusticidad puede crecer Hinojo?
Hinojo prospera en zonas de rusticidad USDA 5 a 11. Con protección de invernadero, puede cultivarse en zonas 3 a 12.
¿Cuánto sol necesita Hinojo?
Hinojo requiere Sol completo (6-8h+). Esto significa al menos 6-8 horas de luz solar directa diaria.
¿A qué distancia debo espaciar Hinojo?
Espacia las plantas de Hinojo a 30cm (12 pulgadas) para crecimiento óptimo y circulación de aire.
¿Qué plagas y enfermedades afectan a Hinojo?
Los problemas comunes incluyen Gorgojo del hinojo. La prevención a través de buenas prácticas de jardinería como rotación de cultivos, espaciado adecuado y cultivo acompañante es el mejor enfoque. Consulta la sección de plagas y enfermedades para más detalles.
¿Cómo almaceno Hinojo después de la cosecha?
En refrigerador 1-2 semanas.
¿Cuáles son las mejores variedades de Hinojo para cultivar?
Las variedades populares incluyen Florence, Zefa Fino. Cada una tiene características únicas adaptadas a diferentes condiciones de cultivo y preferencias culinarias. Consulta la sección de variedades para descripciones detalladas.
¿Qué suelo necesita Hinojo?
Rico en nutrientes, pH 5,5-6,8.
Why does my fennel keep bolting before forming a bulb?
Fennel bolts (flowers prematurely) primarily due to long days exceeding 14 hours, temperatures above 24°C, transplant shock from root disturbance, or drought stress. The most effective solution is to grow fennel as a fall crop when shortening days naturally promote bulbing. For spring planting, choose bolt-resistant varieties like Orion F1, start in deep pots to minimize transplant root damage, and maintain consistent soil moisture.
What is the difference between Florence fennel and herb fennel?
Florence fennel (Foeniculum vulgare var. azoricum) is the bulbing type grown as a vegetable — it forms a swollen, layered bulb at the stem base that is harvested and eaten. Herb fennel (Foeniculum vulgare) does not form a significant bulb and is grown for its feathery fronds and aromatic seeds used as seasoning. Bronze fennel is an ornamental herb variety with purple-bronze foliage. Make sure you purchase Florence/bulbing fennel seeds if you want to harvest bulbs.
Can I grow fennel near my tomatoes and peppers?
No — fennel is one of the most allelopathic garden plants and should never be planted near tomatoes, peppers, beans, or brassicas. Its roots release chemical compounds that inhibit the growth of these crops. Plant fennel in its own isolated bed, at the far edge of your garden, or in large containers. Dill and sage are among the few plants that coexist well with fennel.
Can I eat the fronds, stalks, and flowers of fennel?
Yes — every part of the fennel plant is edible. The feathery fronds have a delicate anise flavor and make an excellent garnish similar to dill. The stalks can be chopped into soups or used to flavor stocks and broths. The yellow flowers are edible and attract beneficial insects. Fennel pollen collected from the flowers is a prized gourmet seasoning with an intensely concentrated flavor. The seeds are a widely used spice in cooking and herbal teas.
How do I save fennel seeds for next year?
Allow one or two plants to bolt and flower naturally. The yellow umbel flowers will develop seed heads over several weeks. When the seeds turn brown and dry on the plant, cut the entire seed head and place it upside down in a paper bag. Shake to release the seeds, then spread them on a screen to dry fully for a few days. Store in a sealed glass jar in a cool, dark place. Fennel seeds remain viable for 3-4 years when stored properly and can double as a cooking spice.
Is fennel a perennial or annual?
Florence (bulbing) fennel is grown as an annual — you harvest the bulb and the plant is finished, though the stump may resprout small secondary shoots. Herb fennel and bronze fennel are short-lived perennials in zones 6-10, returning from the rootstock each spring and self-seeding freely. In mild climates, herb fennel can become invasive through prolific self-sowing. Even Florence fennel will self-sow if allowed to flower and set seed.
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Vladimir Kusnezow
Jardinero y desarrollador de software
Jardinero de zona 6b. Cultivo hortalizas y frutas en tierra e hidroponía desde hace 6 años. Creé PlotMyGarden para planificar mis propios jardines.
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