{
  "names": {
    "common": {
      "de": "Eisbergsalat",
      "en": "iceberg lettuce"
    },
    "plural": {
      "de": "Eisbergsalat",
      "en": "iceberg lettuce"
    },
    "botanical": "Lactuca sativa var. capitata",
    "synonyms": {
      "de": [
        "Eissalat",
        "Bummerlsalat"
      ],
      "en": [
        "crisphead",
        "Lactuca sativa var. capitata"
      ]
    },
    "common_synonyms": {
      "de": [
        "Eissalat",
        "Bummerlsalat"
      ],
      "en": [
        "crisphead",
        "Lactuca sativa var. capitata"
      ]
    },
    "search_terms": {
      "de": [
        "Eisbergsalat"
      ],
      "en": [
        "iceberg lettuce"
      ]
    }
  },
  "taxonomy": {
    "kingdom": "Plantae",
    "order": "Asterales",
    "family_botanical": "Asteraceae",
    "family": {
      "de": "Asterfamilie",
      "en": "Aster family"
    },
    "family_id": "3065",
    "genus": "Lactuca",
    "species": "Lactuca sativa",
    "botanical_variety": "capitata"
  },
  "classification": {
    "life_cycle": "Annual",
    "perennial": false,
    "woody": false,
    "tree": false,
    "shrub": false,
    "edible_parts": {
      "de": [
        "Blätter"
      ],
      "en": [
        "leaves"
      ]
    }
  },
  "calendar": {
    "sowing_indoor": {
      "months": [
        2,
        3,
        4,
        5
      ],
      "earliest_month": 2,
      "latest_month": 5,
      "notes": {
        "de": "Vorkultur in Schalen oder Töpfen bei ca. 15-18°C.",
        "en": "Pre-culture in trays or pots at approx. 15-18°C."
      }
    },
    "sowing_outdoor": {
      "months": [
        4,
        5,
        6,
        7
      ],
      "earliest_month": 4,
      "latest_month": 7,
      "notes": {
        "de": "Direktsaat möglich, sobald der Boden bearbeitbar ist.",
        "en": "Direct sowing possible as soon as soil is workable."
      }
    },
    "planting_out": {
      "months": [
        4,
        5,
        6,
        7,
        8
      ],
      "earliest_month": 4,
      "latest_month": 8,
      "notes": {
        "de": "Setzlinge nicht zu tief pflanzen, um Fäulnis zu vermeiden.",
        "en": "Do not plant seedlings too deep to prevent rot."
      }
    },
    "harvest": {
      "months": [
        6,
        7,
        8,
        9,
        10
      ],
      "earliest_month": 6,
      "latest_month": 10,
      "notes": {
        "de": "Ernte, sobald die Köpfe fest und geschlossen sind.",
        "en": "Harvest as soon as heads are firm and closed."
      }
    },
    "month_tasks": {
      "2": [
        {
          "de": "Beginn der Vorkultur im Haus für frühe Ernten.",
          "en": "Start indoor pre-culture for early harvests."
        }
      ],
      "3": [
        {
          "de": "Jungpflanzen abhärten vor dem Auspflanzen.",
          "en": "Harden off young plants before transplanting."
        }
      ],
      "4": [
        {
          "de": "Erste Sätze ins Freiland pflanzen; Schutz durch Vlies bei Frost.",
          "en": "Plant first batches outdoors; use fleece protection during frost."
        }
      ],
      "5": [
        {
          "de": "Regelmäßig gießen und auf Schnecken kontrollieren.",
          "en": "Water regularly and check for slugs."
        }
      ],
      "6": [
        {
          "de": "Hauptwachstumszeit; Boden gleichmäßig feucht halten.",
          "en": "Main growing season; keep soil consistently moist."
        }
      ],
      "7": [
        {
          "de": "Ernte der ersten Köpfe; Folgesätze pflanzen.",
          "en": "Harvest first heads; plant succession crops."
        }
      ],
      "8": [
        {
          "de": "Schatten spenden bei extremer Hitze gegen Schossen.",
          "en": "Provide shade during extreme heat to prevent bolting."
        }
      ],
      "9": [
        {
          "de": "Letzte Ernten einbringen; auf Mehltau achten.",
          "en": "Gather final harvests; watch for mildew."
        }
      ],
      "10": [
        {
          "de": "Beete abräumen und für den Winter vorbereiten.",
          "en": "Clear beds and prepare for winter."
        }
      ]
    }
  },
  "book_content": {
    "cultivation_summary": {
      "de": "Eisbergsalat ist ein unkomplizierter, knackiger Kopfbildner, der besonders für seine lange Haltbarkeit nach der Ernte geschätzt wird. Er benötigt einen sonnigen Standort und eine gleichmäßige Wasserversorgung, um das vorzeitige Schossen zu verhindern.",
      "en": "Iceberg lettuce is a straightforward, crisp-heading variety prized for its excellent post-harvest shelf life. It requires a sunny spot and consistent watering to prevent premature bolting."
    },
    "historical_context": {
      "de": "Gezüchtet Ende des 19. Jahrhunderts in den USA, erhielt der Salat seinen Namen durch den Transport auf Eis, der ihn auch über weite Strecken knackig hielt.",
      "en": "Developed in the late 19th century in the USA, this lettuce earned its name from being transported on ice, which kept it crisp even over long distances."
    }
  },
  "structured_month_tasks": {
    "3": [
      {
        "task": "sowing",
        "label": {
          "de": "Vorkultur",
          "en": "Indoor sowing"
        },
        "priority": "medium",
        "months": [
          2,
          3,
          4
        ],
        "condition": "indoor",
        "estimated_effort": "low",
        "notes": {
          "de": "Nicht zu warm keimen lassen (>20°C hemmt die Keimung).",
          "en": "Keep germination temps below 20°C to avoid dormancy."
        }
      }
    ],
    "5": [
      {
        "task": "pest_control",
        "label": {
          "de": "Schneckenkontrolle",
          "en": "Slug control"
        },
        "priority": "high",
        "months": [
          4,
          5,
          6,
          7,
          8
        ],
        "condition": "damp_weather",
        "estimated_effort": "medium",
        "notes": {
          "de": "Besonders junge Setzlinge sind gefährdet.",
          "en": "Young seedlings are particularly vulnerable."
        }
      }
    ]
  },
  "cultivation_specs": {
    "seed": {
      "seed_depth_cm_min": 0.5,
      "seed_depth_cm_max": 1.0,
      "light_germinator": true,
      "dark_germinator": false,
      "cold_germinator": false,
      "stratification_needed": false,
      "pre_soaking_recommended": false,
      "germination_temp_c_min": 10,
      "germination_temp_c_max": 18,
      "germination_days_min": 7,
      "germination_days_max": 14,
      "seed_lifespan_years_min": 3,
      "seed_lifespan_years_max": 5,
      "direct_sowing_possible": true,
      "pre_culture_recommended": true
    },
    "spacing": {
      "plant_spacing_cm_min": 30,
      "plant_spacing_cm_max": 35,
      "row_spacing_cm_min": 30,
      "row_spacing_cm_max": 40,
      "recommended_density_per_sqm_min": 8,
      "recommended_density_per_sqm_max": 11,
      "thinning_distance_cm": 30,
      "min_bed_width_cm": 60,
      "square_foot_gardening_spacing": "1 per square",
      "spacing_notes": {
        "de": "Ausreichend Abstand fördert die Kopfbildung und beugt Fäulnis vor.",
        "en": "Sufficient spacing encourages head formation and prevents rot."
      }
    },
    "growth_dimensions": {
      "height_cm_min": 20,
      "height_cm_max": 30,
      "width_cm_min": 25,
      "width_cm_max": 35,
      "root_depth_cm_min": 20,
      "root_depth_cm_max": 30,
      "root_spread_cm_min": 15,
      "root_spread_cm_max": 25,
      "growth_speed": "medium",
      "final_size_notes": {
        "de": "Kompakter, schwerer Kopf mit festen Blättern.",
        "en": "Compact, heavy head with firm leaves."
      }
    },
    "temperature": {
      "min_growing_temp_c": 5,
      "optimal_temp_c_min": 15,
      "optimal_temp_c_max": 20,
      "max_heat_tolerance_c": 25,
      "soil_temp_for_sowing_c_min": 10,
      "soil_temp_for_sowing_c_optimal": 15,
      "frost_sensitive": false,
      "late_frost_sensitive": true,
      "heat_tolerance": "low",
      "cold_tolerance": "medium",
      "temperature_notes": {
        "de": "Temperaturen über 20°C können bei der Keimung eine Keimhemmung auslösen.",
        "en": "Temperatures above 20°C can trigger germination dormancy."
      }
    },
    "water": {
      "water_need": "high",
      "critical_water_phases": {
        "de": [
          "Kopfbildung"
        ],
        "en": [
          "Head formation"
        ]
      },
      "drought_tolerant": false,
      "drought_sensitivity": "high",
      "waterlogging_sensitive": true,
      "mulching_recommended": true,
      "water_notes": {
        "de": "Gleichmäßige Feuchtigkeit verhindert das Schossen (vorzeitige Blütenbildung).",
        "en": "Consistent moisture prevents bolting."
      }
    },
    "nutrition": {
      "nutrient_group": "medium_feeder",
      "heavy_feeder": false,
      "medium_feeder": true,
      "light_feeder": false,
      "nitrogen_need": "medium",
      "phosphorus_need": "medium",
      "potassium_need": "medium",
      "calcium_need": "medium",
      "magnesium_need": "low",
      "compost_recommended": true,
      "mulching_recommended": true,
      "fertilizer_sensitivity": "medium",
      "nutrition_notes": {
        "de": "Zu viel Stickstoff führt zu hoher Nitratanreicherung in den Blättern.",
        "en": "Excess nitrogen leads to high nitrate accumulation in the leaves."
      }
    },
    "container": {
      "container_suitable": true,
      "min_pot_volume_l": 5,
      "recommended_pot_volume_l": 10,
      "min_pot_depth_cm": 20,
      "min_pot_diameter_cm": 25,
      "plants_per_container_min": 1,
      "plants_per_container_max": 1,
      "drainage_required": true,
      "repotting_needed": false,
      "container_notes": {
        "de": "Ideal für tiefe Balkonkästen oder Einzeltöpfe.",
        "en": "Ideal for deep balcony boxes or individual pots."
      }
    },
    "support": {
      "needs_support": false,
      "support_recommended": false,
      "climbing": false,
      "vining": false,
      "trellis_recommended": false,
      "training_required": false,
      "support_notes": {
        "de": "Keine Stützhilfe erforderlich.",
        "en": "No support required."
      }
    },
    "cultivation_modes": {
      "outdoor_bed_suitable": true,
      "raised_bed_suitable": true,
      "container_suitable": true,
      "balcony_suitable": true,
      "greenhouse_suitable": true,
      "polytunnel_suitable": true,
      "indoor_suitable": false,
      "windowsill_suitable": false,
      "hydroponic_possible": true,
      "permaculture_suitable": true,
      "no_dig_suitable": true
    },
    "yield_density": {
      "yield_per_plant_min": 300,
      "yield_per_plant_max": 600,
      "yield_unit": "g",
      "yield_per_sqm_min": 2.5,
      "yield_per_sqm_max": 5.0,
      "yield_reliability": "high",
      "yield_notes": {
        "de": "Gewicht variiert stark je nach Sorte und Wasserversorgung.",
        "en": "Weight varies greatly depending on variety and water supply."
      }
    }
  },
  "site": {
    "exposure": {
      "de": "Sonnig bis halbschattig",
      "en": "Sunny to partial shade"
    },
    "wind_protection": {
      "de": "Nicht zwingend erforderlich, aber vorteilhaft",
      "en": "Not strictly required but beneficial"
    }
  },
  "soil": {
    "type": {
      "de": "Humoser, tiefgründiger Lehmboden",
      "en": "Humus-rich, deep loamy soil"
    },
    "ph_range": "6.0 - 7.5",
    "drainage": {
      "de": "Gut durchlässig",
      "en": "Well-drained"
    }
  },
  "watering": {
    "frequency": {
      "de": "Regelmäßig, bei Hitze täglich",
      "en": "Regularly, daily during heat"
    },
    "technique": {
      "de": "Direkt an die Basis gießen, Blätter trocken halten",
      "en": "Water directly at the base, keep leaves dry"
    }
  },
  "nutrition": {
    "primary_fertilizer": {
      "de": "Reifer Kompost oder organischer Gemüsedünger",
      "en": "Mature compost or organic vegetable fertilizer"
    },
    "timing": {
      "de": "Grunddüngung vor der Pflanzung",
      "en": "Basic fertilization before planting"
    }
  },
  "cultivation_planning": {
    "succession_sowing": {
      "possible": true,
      "interval_days_min": 14,
      "interval_days_max": 21
    },
    "bed_planning_notes": {
      "de": "Nicht nach anderen Korbblütlern (Asteraceae) pflanzen.",
      "en": "Do not plant after other Asteraceae."
    },
    "rotation_priority": "medium",
    "interplanting_potential": "high",
    "mechanization_relevance": "low"
  },
  "crop_rotation": {
    "rotation_break_years": 3,
    "preceding_crops": {
      "de": [
        "Erbsen",
        "Bohnen",
        "Radieschen",
        "Spinat"
      ],
      "en": [
        "Peas",
        "Beans",
        "Radishes",
        "Spinach"
      ]
    },
    "following_crops": {
      "de": [
        "Lauch",
        "Zwiebeln",
        "Kohl",
        "Tomaten"
      ],
      "en": [
        "Leeks",
        "Onions",
        "Cabbage",
        "Tomatoes"
      ]
    }
  },
  "companion_planting": {
    "approach": "mixed_cropping",
    "good_neighbors": [
      {
        "slug": "moehre",
        "name": {
          "de": "Möhre",
          "en": "Carrot"
        },
        "reason": {
          "de": "Unterschiedliche Wurzeltiefen nutzen den Boden optimal aus.",
          "en": "Different rooting depths utilize the soil optimally."
        },
        "relationship_type": "beneficial"
      },
      {
        "slug": "zwiebel",
        "name": {
          "de": "Zwiebel",
          "en": "Onion"
        },
        "reason": {
          "de": "Hilft bei der Abwehr von Schädlingen durch starken Geruch.",
          "en": "Helps deter pests through strong scent."
        },
        "relationship_type": "beneficial"
      }
    ],
    "bad_neighbors": [
      {
        "slug": "petersilie",
        "name": {
          "de": "Petersilie",
          "en": "Parsley"
        },
        "reason": {
          "de": "Können das Wachstum des Salats hemmen.",
          "en": "Can inhibit the growth of the lettuce."
        },
        "relationship_type": "antagonistic"
      },
      {
        "slug": "sellerie",
        "name": {
          "de": "Sellerie",
          "en": "Celery"
        },
        "reason": {
          "de": "Konkurrenz um Nährstoffe und Wasser.",
          "en": "Competition for nutrients and water."
        },
        "relationship_type": "antagonistic"
      }
    ],
    "companion_scores": [
      {
        "target_slug": "bohne",
        "score": 4,
        "reasons": [
          "Nitrogen fixation"
        ]
      }
    ],
    "design_rules": {
      "de": [
        "Pflanzabstände von 30-35 cm einhalten.",
        "Nicht in direkte Nähe zu anderen Korbblütlern setzen."
      ],
      "en": [
        "Maintain spacing of 30-35 cm.",
        "Do not place in direct proximity to other Asteraceae."
      ]
    },
    "notes": {
      "de": "Erdbeeren und Radieschen sind ebenfalls gute Beetnachbarn.",
      "en": "Strawberries and radishes are also good bed companions."
    }
  },
  "deficiencies": {
    "nutrient_deficiencies": [
      {
        "nutrient": "Calcium",
        "symptoms": {
          "de": "Innenbrand (braune Blattränder im Salatherz).",
          "en": "Tipburn (brown leaf margins in the lettuce heart)."
        }
      }
    ]
  },
  "problems": {
    "physiological": [
      {
        "slug": "schossen",
        "name": {
          "de": "Schossen / Vorzeitiges Blühen",
          "en": "Bolting"
        },
        "cause": {
          "de": "Hitze, Wassermangel oder zu lange Tageslichtdauer.",
          "en": "Heat, water stress, or excessive day length."
        }
      }
    ]
  },
  "problem_management": {
    "common_pest_groups": {
      "de": [
        "Schnecken",
        "Saugende Insekten"
      ],
      "en": [
        "Slugs",
        "Sucking insects"
      ]
    },
    "common_disease_groups": {
      "de": [
        "Blattpilze",
        "Fäulniserreger"
      ],
      "en": [
        "Leaf fungi",
        "Rot pathogens"
      ]
    },
    "prevention_principles": {
      "de": [
        "Abstände einhalten zur Belüftung.",
        "Morgens gießen, damit Blätter abtrocknen.",
        "Fruchtfolge einhalten."
      ],
      "en": [
        "Maintain spacing for ventilation.",
        "Water in the morning so leaves dry off.",
        "Follow crop rotation."
      ]
    },
    "diagnosis_notes": {
      "de": "Regelmäßige Kontrolle der Herzblätter auf Läuse und Fäulnis ist entscheidend.",
      "en": "Regular inspection of the heart leaves for aphids and rot is crucial."
    }
  },
  "disease_graph": {
    "scope": "common_ailments",
    "profiles": [
      {
        "slug": "falscher-mehltau",
        "severity": "medium",
        "conditions": {
          "de": [
            "Feucht-warme Witterung",
            "Feuchte Blätter"
          ],
          "en": [
            "Warm, humid weather",
            "Wet leaves"
          ]
        },
        "affected_parts": {
          "de": [
            "Blätter"
          ],
          "en": [
            "Leaves"
          ]
        },
        "prevention": {
          "de": [
            "Resistente Sorten wählen",
            "Weite Abstände"
          ],
          "en": [
            "Choose resistant varieties",
            "Wide spacing"
          ]
        },
        "organic_control": {
          "de": [
            "Schachtelhalmtee",
            "Entfernen befallener Blätter"
          ],
          "en": [
            "Horsetail tea",
            "Removing infected leaves"
          ]
        }
      }
    ],
    "diagnostic_rules": [
      {
        "symptom": {
          "de": "Braune Blattränder im Inneren",
          "en": "Brown leaf edges inside"
        },
        "possible_causes": [
          "Calcium-Mangel",
          "Wassermangel"
        ],
        "first_checks": {
          "de": [
            "Bodenfeuchtigkeit prüfen",
            "Gleichmäßigkeit der Bewässerung"
          ],
          "en": [
            "Check soil moisture",
            "Consistency of watering"
          ]
        }
      }
    ],
    "prevention_strategy": {
      "cultural": {
        "de": [
          "Fruchtfolge",
          "Standortwahl"
        ],
        "en": [
          "Crop rotation",
          "Site selection"
        ]
      },
      "monitoring": {
        "de": [
          "Tägliche Schneckenkontrolle",
          "Wöchentliche Blattunterseitenprüfung"
        ],
        "en": [
          "Daily slug checks",
          "Weekly inspection of leaf undersides"
        ]
      },
      "organic_first_response": {
        "de": [
          "Schneckenzäune",
          "Nützlinge fördern"
        ],
        "en": [
          "Slug fences",
          "Promote beneficial insects"
        ]
      },
      "notes": {
        "de": "Eisbergsalat ist anfällig für Fäulnis, wenn er zu tief gepflanzt wird.",
        "en": "Iceberg lettuce is prone to rot if planted too deep."
      }
    }
  },
  "phenology": {
    "stages": {
      "de": [
        "Keimung",
        "Rosettenbildung",
        "Kopfbildung",
        "Kopfschluss",
        "Schossen (Blütenbildung)"
      ],
      "en": [
        "Germination",
        "Rosette formation",
        "Heading",
        "Head closure",
        "Bolting (flowering phase)"
      ]
    },
    "notes": {
      "de": "Die kritische Phase ist der Übergang von der Rosette zur Kopfbildung, bei der eine gleichmäßige Wasserversorgung wichtig ist.",
      "en": "The critical phase is the transition from rosette to heading, where consistent water supply is essential."
    }
  },
  "flowering_pollination": {
    "flowering_period": {
      "de": "Juli bis September (nur bei Samenträgern)",
      "en": "July to September (only for seed producers)"
    },
    "flower_color": {
      "de": "Gelb",
      "en": "Yellow"
    }
  },
  "pollination": {
    "summary": {
      "de": "Lactuca sativa ist überwiegend selbstbestäubend; die Bestäubung findet oft schon vor dem Öffnen der Blüte statt.",
      "en": "Lactuca sativa is predominantly self-pollinating; pollination often occurs before the flower opens."
    },
    "pollinator_required": false,
    "self_fertility": "high",
    "pollinator_notes": {
      "de": "Insektenbesuch kann gelegentlich zu Kreuzungen führen, ist aber für den Ertrag nicht notwendig.",
      "en": "Insect visits can occasionally lead to cross-pollination but are not necessary for yield."
    }
  },
  "harvest": {
    "harvest_window": {
      "de": "Juni bis Oktober",
      "en": "June to October"
    },
    "yield_per_sqm": "2.5 - 5.0 kg"
  },
  "harvest_details": {
    "harvest_frequency": {
      "de": "Einmalige Ernte pro Pflanze (Ganzkopfernte).",
      "en": "Single harvest per plant (whole head harvest)."
    },
    "harvest_indicators": {
      "de": [
        "Kopf fühlt sich bei leichtem Druck fest an",
        "Kopf hat die sortentypische Größe erreicht",
        "Blätter sind knackig und dicht geschlossen"
      ],
      "en": [
        "Head feels firm when lightly pressed",
        "Head has reached variety-specific size",
        "Leaves are crisp and tightly closed"
      ]
    },
    "post_harvest_handling": {
      "de": "Den Strunk glatt abschneiden, äußere schmutzige Blätter entfernen und bei Bedarf kurz in kaltem Wasser kühlen.",
      "en": "Cut the stalk cleanly, remove dirty outer leaves, and if necessary, cool briefly in cold water."
    }
  },
  "storage": {
    "storage_temperature_c": 0,
    "humidity_requirement": "high"
  },
  "storage_details": {
    "general_storage_category": {
      "de": "Kurzzeitlagerung im Kühlschrank",
      "en": "Short-term refrigerator storage"
    },
    "storage_life": {
      "de": "1 bis 2 Wochen im Gemüsefach",
      "en": "1 to 2 weeks in the crisper drawer"
    },
    "processing_options": {
      "de": [
        "Frischverzehr",
        "Kurzes Waschen und Schleudern"
      ],
      "en": [
        "Fresh consumption",
        "Brief washing and spinning"
      ]
    }
  },
  "processing_use": {
    "suitability": {
      "de": "Hervorragend für Salate und als knackige Beilage in Burgern oder Wraps.",
      "en": "Excellent for salads and as a crisp addition to burgers or wraps."
    }
  },
  "kitchen_usage": {
    "preparation": {
      "de": "Den harten Strunk keilförmig herausschneiden, Blätter einzeln ablösen oder den Kopf vierteln.",
      "en": "Cut out the hard core in a wedge shape, peel off leaves individually, or quarter the head."
    },
    "flavor_profile": {
      "de": "Mild, neutral, extrem knackig und wasserreich.",
      "en": "Mild, neutral, extremely crisp and watery."
    }
  },
  "safety_and_edibility": {
    "edible_parts": {
      "de": [
        "Blätter",
        "Strunk (wenn jung und zart)"
      ],
      "en": [
        "Leaves",
        "Stem (if young and tender)"
      ]
    },
    "inedible_or_caution_parts": {
      "de": [
        "Milchsaft in alten Stielen (kann bitter sein)"
      ],
      "en": [
        "Milky sap in old stems (can be bitter)"
      ]
    },
    "toxicity_notes": {
      "de": "Ungiftig. Bei Überdüngung kann sich Nitrat in den Blättern anreichern.",
      "en": "Non-toxic. Excessive fertilization can lead to nitrate accumulation in the leaves."
    },
    "raw_consumption": {
      "de": "Üblichste Verzehrform; sehr sicher.",
      "en": "Most common form of consumption; very safe."
    }
  },
  "seed_saving": {
    "difficulty": {
      "de": "Mittel bis schwer (aufgrund der langen Standzeit und Fäulnisgefahr).",
      "en": "Medium to difficult (due to long standing time and risk of rot)."
    },
    "isolation_distance_m": 5
  },
  "seed_saving_advanced": {
    "method": {
      "de": "Den Kopf kreuzweise einschneiden, damit der Blütentrieb leichter durchbrechen kann.",
      "en": "Cut a cross into the top of the head to allow the flower stalk to break through more easily."
    },
    "cleaning_process": {
      "de": "Samenstände trocknen lassen, ausklopfen und die feinen Pappus-Haare durch Sieben oder Windreinigung entfernen.",
      "en": "Allow seed heads to dry, beat them out, and remove the fine pappus hairs by sieving or winnowing."
    }
  },
  "woody_crop_details": {
    "notes": {
      "de": "Eisbergsalat ist ein einjähriges Kraut; die Kategorie für verholzende Pflanzen ist botanisch nicht zutreffend.",
      "en": "Iceberg lettuce is an annual herb; the woody varieties category is botanically not applicable."
    }
  },
  "pruning_logic": {
    "scope": "non-woody_annual",
    "system": "head_development_management",
    "remove": {
      "de": [
        "Welke oder verfaulte äußere Blätter",
        "Vorzeitig schossende Blütentriebe (sofern kein Saatgut gewünscht)",
        "Konkurrierende Unkräuter im Nahbereich"
      ],
      "en": [
        "Wilted or rotted outer leaves",
        "Prematurely bolting flower stalks (unless saving seed)",
        "Competing weeds in the immediate vicinity"
      ]
    },
    "preserve": {
      "de": [
        "Das Herz der Rosette",
        "Innere Kopfblätter",
        "Wurzelballen während der Wachstumsphase"
      ],
      "en": [
        "The heart of the rosette",
        "Inner head leaves",
        "Root ball during the growth phase"
      ]
    },
    "avoid": {
      "de": [
        "Beschädigung der Kopfbasis",
        "Zu tiefes Setzen der Jungpflanzen",
        "Verletzung der flachen Wurzeln beim Hacken"
      ],
      "en": [
        "Damaging the base of the head",
        "Planting seedlings too deep",
        "Injuring shallow roots during hoeing"
      ]
    },
    "timing_rules": [
      {
        "season": "growing_season",
        "months": [
          4,
          5,
          6,
          7,
          8,
          9
        ],
        "purpose": {
          "de": "Hygiene und Belüftung",
          "en": "Hygiene and ventilation"
        },
        "notes": {
          "de": "Regelmäßiges Entfernen kranker Blätter beugt Grauschimmel vor.",
          "en": "Regular removal of diseased leaves prevents grey mould."
        }
      },
      {
        "season": "seed_saving",
        "months": [
          6,
          7
        ],
        "purpose": {
          "de": "Unterstützung des Blütentriebs",
          "en": "Supporting the flower stalk"
        },
        "notes": {
          "de": "Einschneiden des Kopfes bei Samenträgern, um den Austrieb zu erleichtern.",
          "en": "Scoring the head of seed bearers to facilitate the emergence of the stalk."
        }
      }
    ],
    "cut_location_rules": {
      "de": [
        "Ernteschnitt knapp über dem Boden am Strunk.",
        "Säuberungsschnitte an der Blattbasis."
      ],
      "en": [
        "Harvest cut just above the ground at the stalk.",
        "Cleaning cuts at the leaf base."
      ]
    },
    "intensity_rules": {
      "description": {
        "de": "Minimal; nur Entnahme von beschädigtem Gewebe oder die komplette Ernte.",
        "en": "Minimal; only removal of damaged tissue or full harvest."
      }
    },
    "decision_tree": [
      {
        "condition": "head_is_firm",
        "action": "harvest",
        "notes": {
          "de": "Wenn der Kopf fest ist, ist die Erntereife erreicht.",
          "en": "If the head is firm, harvest maturity is reached."
        }
      }
    ],
    "tool_hygiene": {
      "de": "Saubere Messer verwenden, um Fäulnis am Strunk nach dem Schnitt zu vermeiden.",
      "en": "Use clean knives to prevent rot at the stalk after cutting."
    },
    "diagram_requirements": {
      "de": [
        "Schnittführung am Strunk",
        "Kreuzschnitt für Samenträger"
      ],
      "en": [
        "Cutting line at the stalk",
        "Cross-cut for seed saving"
      ]
    },
    "notes": {
      "de": "Schnittmaßnahmen beschränken sich auf die Ernte und Krankheitsprävention.",
      "en": "Pruning measures are limited to harvesting and disease prevention."
    }
  },
  "ecology": {
    "pollinator_value": "low",
    "wildlife_value": "low",
    "biodiversity_notes": {
      "de": "Wird meist vor der Blüte geerntet und bietet daher kaum Nahrung für Bestäuber.",
      "en": "Usually harvested before flowering, thus providing little food for pollinators."
    }
  },
  "practical_notes": [
    {
      "topic": "watering",
      "note": {
        "de": "Unbedingt Staunässe im Herz vermeiden, um Fäulnis zu verhindern.",
        "en": "Avoid water logging in the heart to prevent rot."
      }
    },
    {
      "topic": "planting_depth",
      "note": {
        "de": "Setzlinge so hoch pflanzen, dass der Erdballen noch leicht sichtbar ist.",
        "en": "Plant seedlings high enough so the root ball is still slightly visible."
      }
    }
  ],
  "seasonal_content": {
    "spring": {
      "de": "Zeit für die Vorkultur und erste Pflanzungen.",
      "en": "Time for indoor sowing and first plantings."
    },
    "summer": {
      "de": "Auf ausreichende Bewässerung und Schattierung achten.",
      "en": "Focus on sufficient irrigation and shading."
    }
  },
  "slug": "eisbergsalat",
  "sources": [
    {
      "title": "Wikidata entity",
      "url": "https://www.wikidata.org/wiki/Q1310886",
      "publisher": "Wikidata",
      "date_accessed": "2026-05-13"
    },
    {
      "title": "GBIF species match",
      "url": "https://api.gbif.org/v1/species/match?name=Lactuca%20sativa%20var.%20capitata&kingdom=Plantae",
      "publisher": "GBIF",
      "date_accessed": "2026-05-13"
    },
    {
      "title": "Deutschsprachige Wikipedia: Eisbergsalat",
      "url": "https://de.wikipedia.org/wiki/Eisbergsalat",
      "publisher": "Wikipedia",
      "date_accessed": "2026-05-13"
    },
    {
      "title": "English Wikipedia: Iceberg lettuce",
      "url": "https://en.wikipedia.org/wiki/Iceberg_lettuce",
      "publisher": "Wikipedia",
      "date_accessed": "2026-05-13"
    }
  ]
}