{"date":"0001-01-01T00:00:00Z","lastmod":"2026-05-31T22:27:37Z","params":{"author":"Sophie","categories":["Graminées ornementales"],"climate":{"compatibility":{"continental":{"label":"très bonne rusticité en sol non gorgé d'eau","score":5},"mediterranean":{"label":"très adapté avec arrosage de reprise","score":4},"mountain":{"label":"possible en situation ensoleillée et abritée","score":3},"oceanic":{"label":"bonne si le drainage hivernal est soigné","score":4},"tropical":{"label":"peu adapté aux chaleurs humides permanentes","score":1}},"hardiness":{"max_c":35,"min_c":-18},"usda":{"max":"9","min":"5"}},"complexity":{"global_score":2,"profile":{"beginner_friendly":true,"container_friendly":true,"indoor_friendly":false}},"description":"Guide pratique pour réussir le pennisetum au jardin : exposition, sol, arrosage, taille de fin d'hiver, culture en pot et erreurs à éviter.","dimensions":{"height_cm":{"max":130,"min":60},"spread_cm":{"max":100,"min":60}},"draft":false,"environment":{"drainage":{"importance":"high","value":"drainé, sans stagnation hivernale"},"exposure":{"importance":"high","tolerance_score":3,"value":"plein soleil à mi-ombre légère"},"ph":{"max":7.8,"min":5.8},"soil":{"importance":"high","type":"ordinaire à fertile, souple, drainé"},"soil_texture":["limoneux","sableux","argilo-limoneux"]},"families":["Poaceae"],"ideal_conditions":{"drainage":{"importance":"high","value":"excellent en hiver"},"exposure":{"importance":"high","value":"soleil franc, ou mi-ombre légère en région très chaude"},"ph":{"max":7.5,"min":6},"soil":{"importance":"high","value":"terre souple, drainée, pas trop sèche la première saison"},"spacing_cm":80,"temperature":{"importance":"medium","max_c":30,"min_c":-18},"watering":{"frequency":"suivi après plantation puis arrosages espacés","importance":"medium"}},"image":"pennisetum.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":["février","mars"]},"outputs":["HTML","JSON"],"plant":{"common_name":"Pennisetum","family":"Poaceae","genus":"Pennisetum","growth_rate":{"score":4,"value":"moyenne à rapide"},"lifecycle":"vivace","origin":"Asie orientale et Australie","scientific_name":"Pennisetum alopecuroides","species":"alopecuroides","type":"graminée ornementale vivace en touffe"},"risks":{"pests":{"sensitivity_score":1},"toxicity":{"severity_score":1,"value":"non réputé toxique au jardin; porter des gants pendant la taille car les feuilles sèches peuvent couper"}},"seo":{"content_depth":"expert","difficulty_score":2,"keywords":["pennisetum","Pennisetum alopecuroides","Cenchrus alopecuroides","entretien pennisetum","tailler le pennisetum","pennisetum en pot"]},"slug":"pennisetum","summary":"Le pennisetum est une graminée en touffe facile à vivre si vous lui donnez du soleil, un sol drainé et une taille nette en fin d'hiver.","tags":["plein soleil","sol drainé","massif","entretien faible"],"title":"Pennisetum (Pennisetum alopecuroides) : plantation, taille et entretien","type":"plant","uses":{"ecological":true,"edible":false,"medicinal":false,"ornamental":true},"water":{"drought_tolerance":{"score":3},"frequency":{"summer":"arrosez régulièrement la première année, puis seulement lors des longues périodes sèches","winter":"pas d'arrosage en pleine terre; surveillez surtout l'excès d'eau"},"humidity":{"importance":"medium","value":"faible à moyenne"},"needs":{"importance":"medium","score":3,"value":"modérés"}}},"permalink":"https://plantes-de-jardin-gb.pages.dev/fr/plantes/pennisetum/","relPermalink":"/fr/plantes/pennisetum/","slug":"pennisetum","title":"Pennisetum (Pennisetum alopecuroides) : plantation, taille et entretien"}