Water Lettuce (Pistia stratiotes)
Scientific Name: Pistia stratiotes — Water Lettuce.
Native Home: Tropical and subtropical regions; its original native range is debated.
Height: 5–20 cm above the water surface.
Lifespan: Perennial in warm climates.
Uses and Harvesting
Timber: Not applicable.
Harvesting: Whole floating rosettes are collected for ornamental use and managed aquatic vegetation.
Age to Harvest: Approximately 4–8 weeks to establish and multiply under suitable conditions.
Products: Ornamental pond plants, aquarium plants, and biomass for research or composting where appropriate.
History and Global Production
Traditional Use: Used mainly as a floating ornamental plant and in some traditional plant-based practices.
Global Spread: Now found throughout many tropical and subtropical regions; it can become invasive and is restricted in some places.
