Malo a Zomera za USDA ku Louisville
Ku boma la Kentucky, madera 6 mpaka 7 USDA akuyimiridwa. Louisville imakhala m'madera 7, ngakhale amaluwa ena ali ndi mwayi wokhala ndi nyengo yofunda. Mwachitsanzo, ndawona mitengo ya mkuyu ikukula bwino ikadzabzala dzuwa. Nkhuyu nthawi zambiri mtengo umakula m'madera 8-10.
Kumvetsetsa USDA Zones
Makamaka, madera a USDA ndi madera opangidwa ndi kutentha. Cholinga chake ndi kusiyanitsa zomwe mbeu zina zimapindula chifukwa cha zovuta za zomera.
Zigawo zimapatsa olima malo ndi amaluwa kuti awatsogolere pobzala mitengo, maluwa, zipatso kapena ndiwo zamasamba. Malo amodzi ndi malo omwe amadziwika ndi kutentha kochepa kwa chigawo chimenecho, kuyesedwa mu Celsius. Mwachitsanzo, ngati chomera chimatchulidwa kuti "cholimba kuti chifike kumadera 10," zikuganiza kuti zomera zimatha kupambana ngati kutentha sikukugwa pansi pa -1 ° C (kapena 30 ° F). Louisville ali m'dera lozizira kwambiri, choncho chomera "cholimba kwambiri" chikhoza kuchitika kudera lomwe lili ndi kutentha kwapakati pa -17 ° C (kapena 10 ° F). Chigawo cha zonea cha USDA chinapangidwa ndi United States ndi Dipatimenti ya Ulimi (USDA).
Inde, nyengo ikusiyana. Kukumbukira kutentha kwa pachaka kwa Louisville chaka ndi chaka, pamodzi ndi dera lathu la USDA, lingathandize kuonetsetsa kuti zamasamba zikhale bwino.