{"date":"0001-01-01T00:00:00Z","lastmod":"2026-05-31T22:27:37Z","params":{"author":"Sophie","categories":["Potager"],"climate":{"compatibility":{"continental":{"label":"bonne au printemps et en automne; vigilance sur chaleur et sécheresse","score":3},"mediterranean":{"label":"possible surtout hors été, avec ombrage et arrosage suivi","score":2},"mountain":{"label":"bonne adaptation en zone fraîche hors gel prolongé","score":4},"oceanic":{"label":"très favorable avec fraîcheur régulière","score":5},"tropical":{"label":"peu adaptée à la chaleur humide continue","score":1}},"hardiness":{"max_c":28,"min_c":-12},"usda":{"max":"10","min":"6"}},"complexity":{"global_score":2,"profile":{"beginner_friendly":true,"container_friendly":true,"indoor_friendly":false}},"description":"Guide pratique pour cultiver le cresson de fontaine au jardin humide ou en bac : semis, arrosage, entretien, récolte et erreurs à éviter.","dimensions":{"height_cm":{"max":45,"min":15},"spread_cm":{"max":80,"min":30}},"draft":false,"environment":{"drainage":{"importance":"high","value":"drainage léger avec humidité continue"},"exposure":{"importance":"high","tolerance_score":3,"value":"mi-ombre lumineuse à soleil doux"},"ph":{"max":7.5,"min":6.2},"soil":{"importance":"high","type":"riche en humus, souple, constamment frais"},"soil_texture":["limoneux","limono-argileux léger","terreau potager riche"]},"families":["Brassicaceae"],"ideal_conditions":{"drainage":{"importance":"high","value":"sol toujours humide mais non stagnant et malodorant"},"exposure":{"importance":"high","value":"lumière vive sans soleil brûlant de l'après-midi"},"ph":{"max":7.2,"min":6.5},"soil":{"importance":"high","value":"substrat fertile enrichi en compost mûr"},"spacing_cm":25,"temperature":{"importance":"high","max_c":22,"min_c":8},"watering":{"frequency":"très régulier, sans rupture","importance":"high"}},"image":"cresson.jpg","iscjklanguage":false,"jsonld":{"enabled":true,"type":"Taxon"},"lastmod":"2026-05-31T22:27:37Z","lifecycle":{"bloom_months":["mai","juin","juillet","août"],"harvest_months":["avril","mai","juin","juillet","août","septembre","octobre","novembre"],"planting_months":["mars","avril","mai","septembre","octobre"],"pruning_months":["avril","mai","juin","juillet","août","septembre"],"sowing_months":["mars","avril","mai","août","septembre"]},"outputs":["HTML","JSON"],"plant":{"common_name":"Cresson de fontaine","family":"Brassicaceae","genus":"Nasturtium","growth_rate":{"score":4,"value":"rapide"},"lifecycle":"vivace","origin":"Europe, Afrique du Nord et Asie occidentale","scientific_name":"Nasturtium officinale","species":"officinale","type":"vivace potagère semi-aquatique"},"risks":{"toxicity":{"severity_score":1,"value":"feuilles comestibles; lavez soigneusement les récoltes et utilisez une eau de culture propre"}},"seo":{"content_depth":"expert","difficulty_score":2,"keywords":["cresson","cresson de fontaine","Nasturtium officinale","culture du cresson","cresson en pot","semer du cresson","récolte du cresson"]},"slug":"cresson","summary":"Le cresson de fontaine réussit dans un substrat riche qui reste humide en continu. Une exposition douce, des coupes fréquentes et une eau propre donnent des feuilles tendres et parfumées.","tags":["légume-feuille","sol humide","culture en bac"],"title":"Cresson de fontaine (Nasturtium officinale) : culture, entretien et récolte","type":"plant","uses":{"ecological":true,"edible":true,"medicinal":false,"ornamental":false},"water":{"drought_tolerance":{"score":1},"frequency":{"summer":"maintenez le substrat humide en continu; en bac, contrôlez tous les jours","winter":"réduisez légèrement mais ne laissez jamais sécher la motte"},"humidity":{"importance":"high","value":"élevée"},"needs":{"importance":"high","score":5,"value":"élevés"}}},"permalink":"https://plantes-de-jardin-gb.pages.dev/fr/plantes/cresson/","relPermalink":"/fr/plantes/cresson/","slug":"cresson","title":"Cresson de fontaine (Nasturtium officinale) : culture, entretien et récolte"}