{ "names": { "common": { "de": "Heidelbeere", "en": "Bilberry" }, "plural": { "de": "Heidelbeeren", "en": "Bilberries" }, "botanical": "Vaccinium myrtillus", "botanical_author": "L.", "scientific_synonyms": [ "Vitis-idaea myrtillus", "Vaccinium myrtillus var. minoriflora" ], "synonyms": { "de": [ "Blaubeere", "Waldheidelbeere", "Schwarzbeere", "Wildheidelbeere" ], "en": [ "European blueberry", "Common bilberry", "Blue whortleberry", "Blaeberry", "Wimberry", "Whortleberry", "Fraughan" ] }, "common_synonyms": { "de": [ "Blaubeere", "Eigentliche Heidelbeere" ], "en": [ "Hurtleberry", "Winberry" ] }, "regional_names": { "de": [ "Moosbeere (bairisch)", "Heubeere (alemannisch)" ], "en": [ "Hurt (West Country)", "Urts (Devon)" ] }, "historical_names": { "de": [ "Myrtillus" ], "en": [ "Whort" ] }, "market_names": { "de": [ "Waldheidelbeeren" ], "en": [ "Wild Blueberries" ] }, "misspellings": { "de": [ "Heidelbere" ], "en": [ "Billberry" ] }, "international_names": { "fr": [ "Myrtille" ], "es": [ "Arándano" ], "it": [ "Mirtillo nero" ], "pl": [ "Borówka czarna" ] }, "ambiguous_names": [ { "name": "Huckleberry", "language": "en", "shared_with": [ "Gaylussacia spp.", "Vaccinium membranaceum" ], "clarification": { "de": "In Nordamerika bezeichnet 'Huckleberry' oft andere Gattungen oder Arten.", "en": "In North America, 'Huckleberry' often refers to Gaylussacia species or other Vaccinium relatives." } }, { "name": "Blaubeere", "language": "de", "shared_with": [ "Vaccinium corymbosum" ], "clarification": { "de": "Umgangssprachlich oft für die Kulturheidelbeere verwendet, die weißes Fruchtfleisch besitzt.", "en": "Commonly confused with the highbush blueberry, which has white flesh unlike the wild bilberry." } } ], "search_terms": { "de": [ "Heidelbeere", "Waldheidelbeere", "Blaubeere" ], "en": [ "Bilberry", "European blueberry", "Vaccinium myrtillus" ] } }, "taxonomy": { "kingdom": "Plantae", "clades": [ "Tracheophyta", "Angiospermae", "Eudicotidae", "Asteridae" ], "order": "Ericales", "family_botanical": "Ericaceae", "family": { "de": "Heidekrautgewächse", "en": "Heathers" }, "family_id": "ericaceae", "subfamily": "Vaccinioideae", "tribe": "Vaccinieae", "genus": "Vaccinium", "species": "Vaccinium myrtillus", "hybrid_status": "not_hybrid", "related_crops": [ "Vaccinium corymbosum", "Vaccinium vitis-idaea", "Vaccinium uliginosum", "Vaccinium oxycoccos" ] }, "classification": { "main_group": "fruit", "sub_group": "soft_fruit", "crop_group": "berries", "life_cycle": "Perennial", "perennial": true, "woody": true, "tree": false, "shrub": true, "edible_parts": { "de": [ "Früchte" ], "en": [ "Fruits" ] }, "nutrient_group": "low" }, "calendar": { "sowing_indoor": { "notes": { "de": "Vermehrung über Samen unüblich; meist durch Stecklinge oder Absenker.", "en": "Seed propagation is uncommon; usually propagated via cuttings or layering." } }, "sowing_outdoor": { "notes": { "de": "Direktsaat im Freiland nicht empfohlen.", "en": "Direct outdoor sowing not recommended." } }, "planting_out": { "months": [ 3, 4, 10, 11 ], "earliest_month": 3, "latest_month": 11, "notes": { "de": "Frühjahr oder Herbst sind ideal. Topfpflanzen können frostfrei fast ganzjährig gepflanzt werden.", "en": "Spring or autumn are ideal. Potted plants can be planted almost year-round if frost-free." } }, "harvest": { "months": [ 7, 8, 9 ], "earliest_month": 7, "latest_month": 9, "notes": { "de": "Haupterntezeit je nach Höhenlage von Juli bis September.", "en": "Main harvest time from July to September depending on altitude." } }, "month_tasks": { "1": [ { "de": "Winterschnitt bei frostfreiem Wetter.", "en": "Winter pruning during frost-free weather." } ], "2": [ { "de": "Kontrolle auf Wildverbiss.", "en": "Check for wildlife browsing damage." } ], "3": [ { "de": "Pflanzzeit; Boden mit saurem Mulch vorbereiten.", "en": "Planting time; prepare soil with acidic mulch." } ], "4": [ { "de": "Mulchschicht erneuern (Rindenmulch oder Nadelstreu).", "en": "Renew mulch layer (bark mulch or pine needles)." } ], "5": [ { "de": "Bei Trockenheit mit kalkfreiem Wasser gießen.", "en": "Water with lime-free water during dry spells." } ], "6": [ { "de": "Vogelschutznetze anbringen.", "en": "Install bird protection netting." } ], "7": [ { "de": "Beginn der Ernte.", "en": "Start of harvest." } ], "8": [ { "de": "Haupternte und Verarbeitung.", "en": "Main harvest and processing." } ], "9": [ { "de": "Abschluss der Ernte.", "en": "End of harvest." } ], "10": [ { "de": "Herbstpflanzung vorbereiten.", "en": "Prepare for autumn planting." } ], "11": [ { "de": "Wurzelbereich für den Winter mulchen.", "en": "Mulch root area for winter." } ], "12": [ { "de": "Ruhephase.", "en": "Dormancy phase." } ] }, "month_tasks_structured": { "3": [ { "task": "planting", "label": { "de": "Pflanzen", "en": "Planting" }, "priority": "medium", "months": [ 3, 4, 10, 11 ], "estimated_effort": "medium" } ], "7": [ { "task": "harvesting", "label": { "de": "Ernten", "en": "Harvesting" }, "priority": "high", "months": [ 7, 8, 9 ], "estimated_effort": "medium" } ] } }, "book_content": { "overview": { "de": "Die Waldheidelbeere ist ein wahrer Schatz der europäischen Wälder. Als kalkfliehender Zwergstrauch stellt sie hohe Ansprüche an den Boden-pH-Wert, belohnt den geduldigen Gärtner jedoch mit aromatischen, durchgefärbten Beeren, die den Kulturformen geschmacklich weit überlegen sind.", "en": "The bilberry is a true treasure of European forests. As a lime-hating dwarf shrub, it demands specific soil pH levels, but rewards the patient gardener with aromatic, deep-purple berries that far surpass cultivated varieties in flavor." } }, "structured_month_tasks": { "3": [ { "task": "planting", "label": { "de": "Neupflanzung", "en": "New planting" }, "priority": "medium", "months": [ 3, 4 ], "notes": { "de": "Auf sauren Bodenwert achten (pH 4,0-5,0).", "en": "Ensure acidic soil pH (4.0-5.0)." } } ], "7": [ { "task": "harvest", "label": { "de": "Beeren ernten", "en": "Harvest berries" }, "priority": "high", "months": [ 7, 8, 9 ] } ] }, "cultivation_specs": { "seed": { "seed_depth_cm_min": 0, "seed_depth_cm_max": 0.5, "light_germinator": true, "dark_germinator": false, "cold_germinator": true, "stratification_needed": true, "pre_soaking_recommended": false, "germination_temp_c_min": 15, "germination_temp_c_max": 20, "germination_days_min": 28, "germination_days_max": 90, "seed_lifespan_years_min": 1, "seed_lifespan_years_max": 2, "direct_sowing_possible": false, "pre_culture_recommended": true }, "spacing": { "plant_spacing_cm_min": 40, "plant_spacing_cm_max": 60, "row_spacing_cm_min": 80, "row_spacing_cm_max": 100, "recommended_density_per_sqm_min": 2, "recommended_density_per_sqm_max": 4, "min_bed_width_cm": 60, "square_foot_gardening_spacing": "1", "spacing_notes": { "de": "Wildheidelbeeren breiten sich über Ausläufer aus.", "en": "Wild bilberries spread via rhizomes." } }, "growth_dimensions": { "height_cm_min": 20, "height_cm_max": 50, "width_cm_min": 30, "width_cm_max": 60, "root_depth_cm_min": 10, "root_depth_cm_max": 20, "root_spread_cm_min": 30, "root_spread_cm_max": 100, "growth_speed": "slow", "final_size_notes": { "de": "Zwergstrauch, bildet dichte Bestände.", "en": "Dwarf shrub, forms dense stands." } }, "temperature": { "min_growing_temp_c": 5, "optimal_temp_c_min": 15, "optimal_temp_c_max": 22, "max_heat_tolerance_c": 30, "soil_temp_for_sowing_c_min": 10, "soil_temp_for_sowing_c_optimal": 18, "frost_sensitive": false, "late_frost_sensitive": true, "heat_tolerance": "low", "cold_tolerance": "very_high", "temperature_notes": { "de": "Sehr frosthart, aber Blüten sind empfindlich gegen Spätfröste.", "en": "Very frost hardy, but blossoms are sensitive to late frosts." } }, "water": { "water_need": "high", "critical_water_phases": { "de": [ "Blüte", "Fruchtbildung" ], "en": [ "Flowering", "Fruit development" ] }, "drought_tolerant": false, "drought_sensitivity": "high", "waterlogging_sensitive": true, "mulching_recommended": true, "water_notes": { "de": "Gleichmäßige Feuchtigkeit wichtig; nur kalkfreies Wasser (Regenwasser) verwenden.", "en": "Consistent moisture is important; use only lime-free water (rainwater)." } }, "nutrition": { "nutrient_group": "light_feeder", "heavy_feeder": false, "medium_feeder": false, "light_feeder": true, "nitrogen_need": "low", "phosphorus_need": "low", "potassium_need": "low", "calcium_need": "very_low", "magnesium_need": "medium", "compost_recommended": false, "mulching_recommended": true, "fertilizer_sensitivity": "high", "nutrition_notes": { "de": "Reagiert empfindlich auf Kalk und Chlorid. Spezialdünger für Moorbeetpflanzen nutzen.", "en": "Sensitive to lime and chloride. Use specialized fertilizer for acid-loving plants." } }, "container": { "container_suitable": true, "min_pot_volume_l": 15, "recommended_pot_volume_l": 30, "min_pot_depth_cm": 30, "min_pot_diameter_cm": 40, "plants_per_container_min": 1, "plants_per_container_max": 1, "drainage_required": true, "repotting_needed": true, "container_notes": { "de": "Moorbeeterde verwenden; Drainage gegen Staunässe essenziell.", "en": "Use ericaceous compost; drainage is essential to prevent waterlogging." } }, "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 structures required." } }, "cultivation_modes": { "outdoor_bed_suitable": true, "raised_bed_suitable": true, "container_suitable": true, "balcony_suitable": true, "greenhouse_suitable": false, "polytunnel_suitable": false, "indoor_suitable": false, "windowsill_suitable": false, "hydroponic_possible": false, "permaculture_suitable": true, "no_dig_suitable": true }, "yield_density": { "yield_per_plant_min": 0.1, "yield_per_plant_max": 0.4, "yield_unit": "kg", "yield_per_sqm_min": 0.4, "yield_per_sqm_max": 1.5, "yield_reliability": "medium", "yield_notes": { "de": "Waldheidelbeeren sind weniger ertragreich als Kulturheidelbeeren.", "en": "Wild bilberries are less productive than cultivated highbush blueberries." } } }, "site": { "exposure": { "de": "Halbschattig bis schattig", "en": "Partial shade to full shade" }, "wind_protection": { "de": "Geschützt bevorzugt", "en": "Sheltered preferred" }, "climate_zone": "Hardy (USDA 3-7)" }, "soil": { "ph_min": 3.5, "ph_max": 5.2, "type": { "de": "Humos, sandig, sauer", "en": "Humus-rich, sandy, acidic" }, "drainage": { "de": "Gut durchlässig, aber feuchtigkeitshaltend", "en": "Well-drained but moisture-retentive" } }, "watering": { "frequency": { "de": "Regelmäßig, Boden darf nie ganz austrocknen", "en": "Regular, soil must never dry out completely" }, "water_type": { "de": "Regenwasser (kalkfrei)", "en": "Rainwater (lime-free)" } }, "nutrition": { "strategy": { "de": "Organische Düngung im Frühjahr", "en": "Organic fertilization in spring" }, "recommended_fertilizers": { "de": [ "Rindenmulch", "Nadelstreu", "Moorbeetdünger" ], "en": [ "Bark mulch", "Pine needles", "Ericaceous fertilizer" ] } }, "cultivation_planning": { "succession_sowing": { "possible": false }, "bed_planning_notes": { "de": "Dauerkultur; Standort sorgfältig wählen, da Umpflanzen schwierig ist.", "en": "Perennial crop; choose site carefully as transplanting is difficult." }, "interplanting_potential": "Excellent under taller acid-loving shrubs like Rhododendrons.", "mechanization_relevance": "low" }, "crop_rotation": { "years_between_replanting": 20, "previous_crops": { "de": [ "Nicht relevant bei Dauerkultur; idealerweise nach Waldrodung oder auf Heideflächen." ], "en": [ "Not relevant for perennial crops; ideally after forest clearing or on heathland." ] }, "subsequent_crops": { "de": [ "Andere Moorbeetpflanzen nach Bodenaufbereitung." ], "en": [ "Other ericaceous plants after soil remediation." ] }, "notes": { "de": "Heidelbeeren sind sehr langlebige Dauerkulturen und verbleiben Jahrzehnte am selben Standort.", "en": "Bilberries are very long-lived perennial crops and remain in the same location for decades." } }, "companion_planting": { "approach": "ericaceous_guild", "good_neighbors": [ { "slug": "rhododendron", "name": { "de": "Rhododendron", "en": "Rhododendron" }, "reason": { "de": "Teilen die Vorliebe für sauren Boden (pH 4-5) und halbschattige Standorte.", "en": "Share a preference for acidic soil (pH 4-5) and semi-shaded locations." }, "relationship_type": "beneficial" }, { "slug": "preiselbeere", "name": { "de": "Preiselbeere", "en": "Lingonberry" }, "reason": { "de": "Ähnliche Boden- und Wasseransprüche; bilden zusammen eine natürliche Waldschicht.", "en": "Similar soil and water requirements; together they form a natural forest floor layer." }, "relationship_type": "beneficial" } ], "bad_neighbors": [ { "slug": "kohl", "name": { "de": "Kohl", "en": "Cabbage" }, "reason": { "de": "Kohl benötigt kalkhaltige Böden, was für Heidelbeeren tödlich ist.", "en": "Cabbage requires limy soils, which is fatal for bilberries." }, "relationship_type": "antagonist" } ], "companion_scores": [ { "target_slug": "rhododendron", "score": 5 }, { "target_slug": "preiselbeere", "score": 5 } ], "design_rules": { "de": [ "In Gruppen pflanzen, um die Bestäubung zu fördern.", "Unter Schattenbäumen wie Kiefern pflanzen, die saure Nadelstreu liefern." ], "en": [ "Plant in groups to encourage pollination.", "Plant under shade trees like pines that provide acidic needle litter." ] }, "notes": { "de": "Die Nachbarschaft muss zwingend saure Bodenbedingungen vertragen.", "en": "Companion plants must strictly tolerate acidic soil conditions." } }, "deficiencies": { "common": [ { "slug": "eisenmangel_chlorose", "name": { "de": "Eisenmangel (Chlorose)", "en": "Iron deficiency (Chlorosis)" }, "symptoms": { "de": "Gelbe Blätter mit grünen Blattadern, meist durch zu hohen pH-Wert verursacht.", "en": "Yellow leaves with green veins, usually caused by a soil pH that is too high." } } ] }, "problems": { "environmental": [ { "slug": "kalkschaden", "name": { "de": "Kalkempfindlichkeit", "en": "Lime sensitivity" }, "description": { "de": "Wachstumsstopp und Blattverlust bei Verwendung von Leitungswasser.", "en": "Growth stagnation and leaf drop when using tap water." } }, { "slug": "spätfrost", "name": { "de": "Spätfrostschäden", "en": "Late frost damage" }, "description": { "de": "Ernteausfall durch erfrorene Blüten im Mai.", "en": "Crop loss due to frozen blossoms in May." } } ] }, "problem_management": { "common_pest_groups": { "de": [ "Raupen", "Blattläuse", "Wühlmäuse" ], "en": [ "Caterpillars", "Aphids", "Voles" ] }, "common_disease_groups": { "de": [ "Pilzerkrankungen", "Wurzelfäule" ], "en": [ "Fungal diseases", "Root rot" ] }, "prevention_principles": { "de": [ "Saurer Bodenwert (pH 4,0–5,0) strikt einhalten.", "Nur Regenwasser zum Gießen verwenden.", "Regelmäßiges Mulchen mit saurem Material (Nadelstreu)." ], "en": [ "Strictly maintain acidic soil pH (4.0–5.0).", "Use only rainwater for irrigation.", "Regularly mulch with acidic material (pine needles)." ] }, "diagnosis_notes": { "de": "Gelbe Blätter bei Heidelbeeren deuten fast immer auf einen zu hohen pH-Wert im Boden oder Kalk im Gießwasser hin.", "en": "Yellow leaves in bilberries almost always indicate an excessively high soil pH or lime in the irrigation water." } }, "disease_graph": { "scope": "Vaccinium myrtillus global", "profiles": [ { "slug": "monilinia", "severity": "high", "conditions": { "de": [ "Feuchtes Wetter während der Blüte" ], "en": [ "Wet weather during flowering" ] }, "affected_parts": { "de": [ "Früchte", "Triebspitzen" ], "en": [ "Fruits", "Shoot tips" ] }, "prevention": { "de": [ "Befallene Pflanzenteile im Winter entfernen", "Luftiger Standort" ], "en": [ "Remove infected plant parts in winter", "Airy planting site" ] }, "organic_control": { "de": [ "Vollständiges Absammeln betroffener Beeren" ], "en": [ "Complete removal of affected berries" ] } } ], "diagnostic_rules": [ { "symptom": { "de": "Blätter gelb, Adern grün", "en": "Leaves yellow, veins green" }, "possible_causes": [ "iron_deficiency", "high_ph_value" ], "first_checks": { "de": [ "Boden-pH messen", "Gießwasser auf Kalkgehalt prüfen" ], "en": [ "Measure soil pH", "Check irrigation water for lime" ] } } ], "prevention_strategy": { "cultural": { "de": [ "Standortwahl im lichten Schatten", "Konstante Bodenfeuchte" ], "en": [ "Site selection in dappled shade", "Consistent soil moisture" ] }, "monitoring": { "de": [ "Wöchentliche Kontrolle auf Raupenfraß im Frühjahr" ], "en": [ "Weekly check for caterpillar damage in spring" ] }, "organic_first_response": { "de": [ "Rückschnitt erkrankter Triebe bis ins gesunde Holz" ], "en": [ "Pruning of diseased shoots back to healthy wood" ] }, "notes": { "de": "Vermeidung von Staunässe ist die beste Prävention gegen Wurzelfäule.", "en": "Avoiding waterlogging is the best prevention against root rot." } } }, "phenology": { "stages": { "de": [ "Knospenaufbruch im zeitigen Frühjahr", "Blütezeit von April bis Juni", "Fruchtansatz und Grünreife", "Fruchtreife im Hochsommer", "Herbstfärbung des Laubs (rot)", "Winterruhe (Blattabwurf)" ], "en": [ "Bud break in early spring", "Flowering from April to June", "Fruit set and green ripening", "Fruit maturity in midsummer", "Autumn foliage coloration (red)", "Winter dormancy (deciduous)" ] }, "notes": { "de": "Der Austrieb erfolgt oft parallel zur Blüte; im Herbst verfärben sich die Blätter leuchtend rot, bevor sie abfallen.", "en": "Budding often occurs alongside flowering; leaves turn a vibrant red in autumn before dropping." } }, "flowering_pollination": { "flowering_period": { "de": "April bis Juni", "en": "April to June" }, "flower_color": { "de": "Grünlich-weiß bis rosa", "en": "Greenish-white to pink" }, "flower_type": { "de": "Glockenförmig, einzeln in den Blattachseln", "en": "Bell-shaped, solitary in leaf axils" } }, "pollination": { "summary": { "de": "Insektenbestäubung durch Hummeln und Bienen; Fremdbestäubung erhöht den Fruchtertrag.", "en": "Insect pollination primarily by bumblebees and bees; cross-pollination increases fruit yield." }, "pollinator_required": true, "self_fertility": "partially_self_fertile", "pollinator_notes": { "de": "Obwohl teilweise selbstfruchtbar, führt die Kreuzbestäubung zwischen verschiedenen Beständen zu größeren Beeren.", "en": "Although partially self-fertile, cross-pollination between different patches results in larger berries." } }, "harvest": { "harvest_period": { "de": "Juli bis September", "en": "July to September" }, "yield_estimate": { "de": "0,1 bis 0,4 kg pro Pflanze", "en": "0.1 to 0.4 kg per plant" } }, "harvest_details": { "harvest_frequency": { "de": "Mehrfache Durchgänge, da die Beeren nacheinander reifen.", "en": "Multiple pickings, as berries ripen successively." }, "harvest_indicators": { "de": [ "Gleichmäßig dunkelblaue bis schwarze Färbung", "Beeren lösen sich leicht vom Stiel", "Leichtes Nachgeben bei sanftem Druck" ], "en": [ "Uniform dark blue to black coloration", "Berries detach easily from the stem", "Slight give under gentle pressure" ] }, "post_harvest_handling": { "de": "Beeren sind sehr druckempfindlich; zügig kühlen oder verarbeiten.", "en": "Berries are very sensitive to bruising; cool or process quickly." } }, "storage": { "storage_temperature_c": 2, "storage_humidity": "high" }, "storage_details": { "general_storage_category": { "de": "Kurzzeitig frisch lagerbar", "en": "Short-term fresh storage" }, "storage_life": { "de": "Frisch 2-5 Tage im Kühlschrank; tiefgekühlt bis zu 12 Monate.", "en": "Fresh 2-5 days in the refrigerator; frozen up to 12 months." }, "processing_options": { "de": [ "Einfrieren", "Einkochen (Marmelade/Gelee)", "Trocknen", "Saftgewinnung" ], "en": [ "Freezing", "Preserving (Jam/Jelly)", "Drying", "Juice extraction" ] } }, "processing_use": { "primary_uses": { "de": [ "Frischverzehr", "Backzutat", "Dessertbeigabe" ], "en": [ "Fresh consumption", "Baking ingredient", "Dessert topping" ] } }, "kitchen_usage": { "culinary_profile": { "de": "Süß-säuerlich, aromatisch, färbend.", "en": "Sweet-tart, aromatic, staining." }, "dishes": { "de": [ "Heidelbeerpfannkuchen", "Muffins", "Rote Grütze", "Wildgerichte (als Sauce)" ], "en": [ "Blueberry pancakes", "Muffins", "Berry compote", "Game dishes (as sauce)" ] } }, "safety_and_edibility": { "edible_parts": { "de": [ "Früchte", "Blätter (für Tee)" ], "en": [ "Fruits", "Leaves (for tea)" ] }, "inedible_or_caution_parts": { "de": [ "Wurzeln", "Verholzte Triebe" ], "en": [ "Roots", "Woody stems" ] }, "toxicity_notes": { "de": "Keine Giftigkeit bekannt; bei Wildsammlung Gefahr durch Fuchsbandwurm beachten (waschen!).", "en": "No known toxicity; when foraging wild, be aware of Echinococcus risk (wash thoroughly!)." }, "raw_consumption": { "de": "Sehr gut geeignet; färbt Mund und Zähne intensiv blau.", "en": "Very suitable; stains mouth and teeth intensely blue." } }, "seed_saving": { "difficulty": "high", "methods": { "de": [ "Auswaschen der Samen aus reifen Früchten", "Kaltstratifikation notwendig" ], "en": [ "Washing seeds from ripe fruits", "Cold stratification required" ] } }, "seed_saving_advanced": { "isolation_distance_m": 500, "seed_longevity_years": 2, "notes": { "de": "Samenvermehrung führt zu genetischer Variabilität; für sortenechte Vermehrung Stecklinge nutzen.", "en": "Seed propagation leads to genetic variability; use cuttings for true-to-type propagation." } }, "varieties": [ { "slug": "wildform", "name": { "de": "Wildform (Vaccinium myrtillus)", "en": "Wild Type (Vaccinium myrtillus)" }, "description": { "de": "Die heimische Waldheidelbeere mit dunklem Fruchtfleisch und intensivem Aroma.", "en": "The native wild bilberry with dark flesh and intense aroma." }, "characteristics": { "de": [ "Niedriger Wuchs", "Stark färbend", "Sehr frosthart" ], "en": [ "Low growth habit", "Staining fruit", "Very frost hardy" ] } } ], "woody_crop_details": { "training_systems_to_research": [ "Natural dwarf shrub habit", "Ground cover management" ], "renewal_pruning_relevance": "high", "notes": { "de": "Waldheidelbeeren wachsen auf eigenen Wurzeln und bilden unterirdische Ausläufer (Rhizome).", "en": "Bilberries grow on their own roots and form underground runners (rhizomes)." } }, "pruning_logic": { "scope": "renewal_pruning", "system": "thinning_out", "remove": { "de": [ "Abgestorbene oder kranke Zweige", "Triebe, die älter als 5-6 Jahre sind (erkennbar an grauer Rinde)", "Schwache, kümmerliche Bodentriebe" ], "en": [ "Dead or diseased branches", "Shoots older than 5-6 years (recognizable by grey bark)", "Weak, spindly ground shoots" ] }, "preserve": { "de": [ "Junge, kräftige Triebe mit grüner Rinde", "Fruchttragendes Holz des Vorjahres" ], "en": [ "Young, vigorous shoots with green bark", "Fruit-bearing wood from the previous year" ] }, "avoid": { "de": [ "Radikaler Kahlschlag des gesamten Bestandes", "Schnitt während der Blütezeit" ], "en": [ "Radical clear-cutting of the entire patch", "Pruning during the flowering period" ] }, "timing_rules": [ { "season": "winter", "months": [ 1, 2, 3 ], "purpose": { "de": "Verjüngungsschnitt", "en": "Renewal pruning" }, "notes": { "de": "In der Ruhephase vor dem Austrieb bei frostfreiem Wetter schneiden.", "en": "Prune during dormancy before bud break in frost-free weather." } } ], "cut_location_rules": { "de": [ "Alte Triebe direkt an der Basis (Erdboden) entfernen.", "Keine Stummel stehen lassen." ], "en": [ "Remove old shoots directly at the base (ground level).", "Do not leave stubs." ] }, "intensity_rules": { "general": { "de": "Mäßiges Auslichten; etwa 20% der alten Triebe jährlich entfernen.", "en": "Moderate thinning; remove about 20% of old shoots annually." } }, "tool_hygiene": { "de": "Scharfe, saubere Scheren verwenden, um Quetschungen an den feinen Trieben zu vermeiden.", "en": "Use sharp, clean shears to avoid crushing the delicate stems." }, "diagram_requirements": { "de": [ "Darstellung des Unterschieds zwischen grünrindigen Jungtrieben und grauen Alttrieben" ], "en": [ "Illustration showing the difference between green-barked young shoots and grey old shoots" ] }, "notes": { "de": "Waldheidelbeeren benötigen weniger Schnitt als Kulturheidelbeeren, profitieren aber von gelegentlicher Verjüngung.", "en": "Bilberries require less pruning than highbush blueberries but benefit from occasional renewal." } }, "pruning_training": { "system": { "de": "Natürlicher Zwergstrauch", "en": "Natural dwarf shrub" }, "steps": [ { "de": "Alte, vergraute Triebe bodennah entfernen.", "en": "Remove old, greyish stems close to the ground." }, { "de": "Zu dichte Bestände alle 4-5 Jahre auslichten.", "en": "Thin out dense stands every 4-5 years." } ] }, "ecology": { "pollinator_value": "high", "wildlife_value": "high", "biodiversity_notes": { "de": "Wichtige Futterpflanze für Hummeln und Falterraupen wie den Frostspanner.", "en": "Important food plant for bumblebees and moth caterpillars like the winter moth." } }, "practical_notes": [ { "type": "soil_tip", "content": { "de": "Bei kalkhaltigem Boden Heidelbeeren besser im Kübel mit Moorbeeterde ziehen.", "en": "If soil is alkaline, grow bilberries in containers with ericaceous compost." } } ], "seasonal_content": { "spring": { "de": "Mulchschicht prüfen und ggf. ergänzen.", "en": "Check mulch layer and replenish if necessary." }, "summer": { "de": "Haupterntezeit und Wässern bei Trockenheit.", "en": "Main harvest time and watering during drought." }, "autumn": { "de": "Laubfärbung genießen; Zeit für Neupflanzungen.", "en": "Enjoy foliage color; time for new plantings." }, "winter": { "de": "Rückschnitt alter Triebe an frostfreien Tagen.", "en": "Pruning of old shoots on frost-free days." } }, "slug": "heidelbeere", "sources": [ { "title": "Wikidata entity", "url": "https://www.wikidata.org/wiki/Q5413585", "publisher": "Wikidata", "date_accessed": "2026-05-13" }, { "title": "GBIF species match", "url": "https://api.gbif.org/v1/species/match?name=Vaccinium%20myrtillus&kingdom=Plantae", "publisher": "GBIF", "date_accessed": "2026-05-13" }, { "title": "Deutschsprachige Wikipedia: Heidelbeere", "url": "https://de.wikipedia.org/wiki/Heidelbeere", "publisher": "Wikipedia", "date_accessed": "2026-05-13" }, { "title": "English Wikipedia: Vaccinium myrtillus", "url": "https://en.wikipedia.org/wiki/Vaccinium_myrtillus", "publisher": "Wikipedia", "date_accessed": "2026-05-13" } ] }