{"date":"0001-01-01T00:00:00Z","lastmod":"2026-05-31T22:27:37Z","params":{"author":"Sophie","categories":["Vivaces"],"climate":{"compatibility":{"continental":{"label":"bonne rusticité, reprise fiable au printemps","score":4},"mediterranean":{"label":"possible avec ombre légère et arrosages de soutien","score":2},"mountain":{"label":"très bonne si la saison n'est pas trop sèche","score":4},"oceanic":{"label":"très bonne en sol drainé qui reste frais","score":4},"tropical":{"label":"peu adaptée à la chaleur humide continue","score":1}},"hardiness":{"max_c":32,"min_c":-20},"usda":{"max":"9","min":"4"}},"complexity":{"global_score":2,"profile":{"beginner_friendly":true,"container_friendly":true,"indoor_friendly":false}},"description":"Guide pratique pour cultiver la valériane officinale: emplacement, plantation, arrosage, entretien, culture en pot et erreurs à éviter au jardin.","dimensions":{"height_cm":{"max":150,"min":80},"spread_cm":{"max":70,"min":40}},"draft":false,"environment":{"drainage":{"importance":"high","value":"drainé mais restant frais"},"exposure":{"importance":"high","tolerance_score":3,"value":"soleil non brûlant à mi-ombre lumineuse"},"ph":{"max":7.5,"min":5.8},"soil":{"importance":"high","type":"humifère, frais, drainé"},"soil_texture":["limoneux","argilo-limoneux léger"]},"families":["Caprifoliaceae"],"ideal_conditions":{"drainage":{"importance":"high","value":"drainage correct, pas de cuvette d'eau"},"exposure":{"importance":"high","value":"lumière vive, soleil du matin ou mi-ombre"},"ph":{"max":7.2,"min":6},"soil":{"importance":"high","value":"terre riche en matière organique, fraîche, sans stagnation"},"spacing_cm":50,"temperature":{"importance":"medium","max_c":25,"min_c":8},"watering":{"frequency":"régulier après plantation, puis ponctuel selon sécheresse","importance":"high"}},"image":"valeriane-officinale.jpg","iscjklanguage":false,"jsonld":{"enabled":true,"type":"Taxon"},"lastmod":"2026-05-31T22:27:37Z","lifecycle":{"bloom_months":["juin","juillet","août"],"harvest_months":["septembre","octobre"],"planting_months":["mars","avril","mai","septembre","octobre"],"pruning_months":["mars","octobre"]},"outputs":["HTML","JSON"],"plant":{"common_name":"Valériane officinale","family":"Caprifoliaceae","genus":"Valeriana","growth_rate":{"score":3,"value":"moyenne à rapide"},"lifecycle":"vivace","origin":"Europe et Asie tempérée","scientific_name":"Valeriana officinalis","species":"officinalis","type":"vivace herbacée"},"risks":{"toxicity":{"severity_score":2,"value":"évitez l'automédication et demandez un avis médical en cas de traitement en cours; manipulations sans risque particulier au jardin"}},"seo":{"content_depth":"expert","difficulty_score":2,"keywords":["valériane officinale","Valeriana officinalis","culture valériane","planter valériane","entretien valériane","valériane en pot"]},"slug":"valeriane-officinale","summary":"La valériane officinale est une vivace rustique qui préfère un sol frais et drainé, au soleil doux ou à mi-ombre. Elle demande peu d'interventions une fois installée, sauf en période sèche.","tags":["vivace rustique","sol frais","mi-ombre"],"title":"Valériane officinale (Valeriana officinalis) : plantation, culture et entretien","type":"plant","uses":{"ecological":true,"edible":false,"medicinal":false,"ornamental":true},"water":{"drought_tolerance":{"score":2},"frequency":{"summer":"arrosez en profondeur quand le sol sèche sur quelques centimètres, surtout la première année","winter":"la pluie suffit en pleine terre; évitez les excès en pot"},"humidity":{"importance":"medium","value":"moyenne"},"needs":{"importance":"high","score":3,"value":"modérés"}}},"permalink":"https://plantes-de-jardin-gb.pages.dev/fr/plantes/valeriane-officinale/","relPermalink":"/fr/plantes/valeriane-officinale/","slug":"valeriane-officinale","title":"Valériane officinale (Valeriana officinalis) : plantation, culture et entretien"}