捕蝇草（Dionaeamuscipula）原产美国北卡罗来纳州。其多生于潮湿的沼泽地环境中，那里的土壤呈酸性，因而，在我国北方栽培时，如果忽略了这一点，往往易失败。但是只要用不含钙的酸性水来浇灌就容易成活，而且还能够开花。在温室中栽培的捕蝇草，一般于三、四月间抽出花梗， Flytrap (Dionaeamuscipula) native to North Carolina. Mostly born in wet marsh environment, where the soil is acidic, therefore, cultivation in northern China, if ignored, often easy to fail. However, it is easy to survive as long as it is irrigated with calcium-free acidic water, and it is also able to bloom. Trapped in the greenhouse cultivation, usually in March and April out of pedicel,