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洋兰包括蝴蝶兰、卡特兰、石槲兰、万代兰等等 ,它们中很多是附生兰 ,根系很特殊 ,暴露在潮湿的空气中 ,是一种气生性根 ,因此在盆栽洋兰时必须考虑这一通气特点。所以对于栽培的基质要求特别严格 ,既要保水 ,又要通气 ,否则其气根必然腐烂而导致植株死亡。因而在养洋兰时常选
Blue orchid, including Phalaenopsis, Cattleya, Shiqielan, Vanda, etc., many of them are epiphytic, root is very special, exposed to moist air, is an aerial root, so must be considered in the potted ocean blue This ventilation features. Therefore, the cultivation of the substrate required particularly stringent, it is necessary to water, but also ventilation, or its root decay necessarily lead to plant death. Thus Yang Yang often choose