聯(lián)系人:于經(jīng)理 聯(lián)系電話:【進(jìn)入商鋪查看】 QQ:【進(jìn)入商鋪查看】 此品種為紫葉樺成品樹 中文名:紫葉華/紅葉樺—紅霜 樹 型:高12m 冠6m 長(zhǎng)橢圓型 葉 色:秋葉紫紅色 花 果:雌雄同株,柔荑花序,堅(jiān)果 宜栽地區(qū):較低溫-30℃ 可用樹苗:米徑 3~5 cm 簡(jiǎn)介:該品種是繼北美改良紅楓(自由人槭)之后,又一種北美流行的綠化喬木彩葉樹種。此樹種常年呈現(xiàn)紫色葉子,其抗性,綠化效果比楓樹系列更勝一籌。種植環(huán)境:抗污染,耐濕,耐粘重土壤。應(yīng)用:廣泛用于園林及道路綠化,又可用于點(diǎn)綴草坪,園林置景。 Generalinformation:Birchesarepioneertrees,meaningthattheygrowinopenfields,andgrowratherquicklyatthat.Theyarethusshort-lived,usuallydyingbackbetweenage60-100,andtheywillnotgrowintheshade.Bircheshavepeelingbarkandpendulouscatkins.Manybircheshaveadistinctivewhitebarkwhichiscoloredbyapigmentcalled,appropriatelyenough,betulin.Afewbirches,suchastheyellowbirchandsweetbirchwillgrowinthesouth,butmostbirchesprefercolderclimates.Birchesaremuchlovedforbonsaibecauseoftheirelegantbeauty,buttheydonottakeeasilytopotculture.Theirshortlivesarealsoseenasadisadvantage;however,somebircheswillliveaslongas300years.Lighting:Bircheslikealotoflight,althoughsomeshadeisadvisableinthehottestareasorinmidsummer.Temperature:Birchesareverycoldhardy,butmayneedprotectionfromcoldwindstopreventtwigdie-back.Watering:Bircheslikefrequentwatering,althoughtheyshouldnotbelefttostandinmoisture.Reducewaterinwinter,butneverletthesoildrycompletely.Feeding:Waitonemonthafterleavesopen,thenfeedeverytwoweekstilltheendofsummer.Pruningandwiring:Trimbackshootstothefirstpairofleavesthroughoutgrowth.Itiswisetomakelargepruningcutslateintheseason,asbirches"bleed"profuselywhenthesapbeginstorun.