Pistia stratiotes is a floating, evergreen aquatic perennial characterized by its semi-upright leaves that display a mix of blue, yellow, and green hues. During the summer months, it produces subtle, tubular creamy-yellow flowers that are not particularly prominent. While it is not classified as an invasive, non-native species under Schedule 9 of the UK Wildlife & Countryside Act, it is regarded as a plant of concern. As of August 2024, the sale of this species will be prohibited in Northern Ireland. For additional information on cultivation practices, refer to the relevant notes.

This genus comprises a single species of aquatic plant commonly found in many tropical and subtropical freshwater environments, often introduced by both natural processes and human activities. It is recognized as invasive and can create habitats conducive to mosquito breeding. The plant features robust, soft, and hairy leaf rosettes, with flowers that display shades of pink to purple.

Pistia stratiotes

Pistia stratiotes variegated

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