{"date":"0001-01-01T00:00:00Z","lastmod":"2026-05-31T22:27:37Z","params":{"author":"Sophie","categories":["Vivaces"],"climate":{"compatibility":{"continental":{"label":"très bonne rusticité et floraison fiable","score":5},"mediterranean":{"label":"bonne avec arrosage au démarrage et mi-ombre légère l'après-midi","score":4},"mountain":{"label":"bonne rusticité, floraison parfois un peu plus tardive","score":4},"oceanic":{"label":"bonne si le feuillage reste aéré et le sol bien drainé","score":3},"tropical":{"label":"peu adaptée à la chaleur humide durable","score":1}},"hardiness":{"max_c":32,"min_c":-20},"usda":{"max":"8","min":"5"}},"complexity":{"global_score":2,"profile":{"beginner_friendly":true,"container_friendly":true,"indoor_friendly":false}},"description":"Guide pratique pour réussir l'aster d'automne : exposition, sol, plantation, arrosage, taille, culture en pot et erreurs fréquentes.","dimensions":{"height_cm":{"max":70,"min":40},"spread_cm":{"max":50,"min":35}},"draft":false,"environment":{"drainage":{"importance":"high","value":"drainé, sans eau stagnante en hiver"},"exposure":{"importance":"high","tolerance_score":2,"value":"plein soleil à mi-ombre légère"},"ph":{"max":8,"min":6.5},"soil":{"importance":"high","type":"ordinaire à caillouteux, plutôt drainé"},"soil_texture":["limoneux","argilo-limoneux","caillouteux"]},"families":["Asteraceae"],"ideal_conditions":{"drainage":{"importance":"high","value":"bon drainage indispensable en hiver"},"exposure":{"importance":"high","value":"soleil franc, avec un peu d'ombre aux heures chaudes en climat méditerranéen"},"ph":{"max":8,"min":6.5},"soil":{"importance":"high","value":"terre de jardin ordinaire, fertile sans excès, bien drainée"},"spacing_cm":45,"temperature":{"importance":"high","max_c":30,"min_c":-20},"watering":{"frequency":"soutenu la première saison, puis ponctuel","importance":"medium"}},"image":"aster.jpg","iscjklanguage":false,"jsonld":{"enabled":true,"type":"Taxon"},"lastmod":"2026-05-31T22:27:37Z","lifecycle":{"bloom_months":["août","septembre","octobre"],"planting_months":["mars","avril","mai","septembre","octobre"],"pruning_months":["juin","février","mars"]},"outputs":["HTML","JSON"],"plant":{"common_name":"Aster d'automne","family":"Asteraceae","genus":"Aster","growth_rate":{"score":3,"value":"moyenne"},"lifecycle":"vivace","origin":"Europe","scientific_name":"Aster amellus","species":"amellus","type":"vivace herbacée florifère"},"risks":{"toxicity":{"level":"low","value":"non toxique aux usages ornementaux courants"}},"seo":{"content_depth":"expert","difficulty_score":2,"keywords":["aster","Aster amellus","entretien de l'aster","aster vivace","planter un aster","aster en pot"]},"slug":"aster","summary":"L'aster d'automne fleurit généreusement en fin de saison au soleil, dans une terre drainée, avec un arrosage suivi au départ puis un entretien assez simple.","tags":["floraison automnale","plein soleil","massif"],"title":"Aster d'automne (Aster amellus) : plantation, floraison et entretien","type":"plant","uses":{"ornamental":{"notes":"massifs, bordures ensoleillées, jardins naturels","score":5}},"water":{"drought_tolerance":{"score":3},"frequency":{"summer":"arrosez régulièrement après plantation, puis en période sèche prolongée","winter":"aucun apport en pleine terre hors sécheresse exceptionnelle"},"humidity":{"importance":"medium","value":"faible à moyenne"},"needs":{"importance":"medium","score":3,"value":"modérés"}}},"permalink":"https://plantes-de-jardin-gb.pages.dev/fr/plantes/aster/","relPermalink":"/fr/plantes/aster/","slug":"aster","title":"Aster d'automne (Aster amellus) : plantation, floraison et entretien"}