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水塔花(Billbergia pyramidalis)为凤梨科水塔花属多年生常绿草本,株高50cm~60cm。莲座状叶丛基部形成的贮水叶筒较大,有叶10片~15片,叶片肥厚,宽大。穗状花序直立,苞片披针形,花冠鲜红色。花期6月~10月。凤梨科植物的叶片或花序都有较强的观赏性,但能在我国室外越冬的种类极少。本种叶色翠绿,株型美观,花序红艳,极具热带风情,是具有较好应用前景的观赏植物。其喜温暖、湿润的环境,有一定的耐旱性,喜光照,也较耐阴,栽培土壤宜选择疏松、排水良好的微酸性壤土,一般不用施肥,可粗放管理。园林中可用于园路边、山石边丛植或片植,也可附树、附石栽培观赏。
Billbergia pyramidalis is a perennial evergreen herb of Bromeliaceae, with a height of 50cm-60cm. The base of the rosettes leaf-shaped storage of water storage larger, leaves 10 to 15, leaf hypertrophy, generous. Spikes erect, bracts lanceolate, corolla bright red. Flowering from June to October. Bromeliads leaves or inflorescences have a strong ornamental, but very few species of winter in our country. The leaf color green, beautiful plant type, inflorescence Hongyan, very tropical, is a good application prospects ornamental plants. Its hi warm, humid environment, a certain degree of drought tolerance, hi light, but also more shade, cultivation of soil should choose loose, well drained slightly acidic loam, generally without fertilizer, can be extensive management. Garden can be used for garden side, hillsides Cong Cong or plant, can also be attached to the tree, with stone cultivation watch.