Water Hyacinth Ordinance. Country/Territory Sri Lanka Document type Regulation Date 1909 Source FAO, FAOLEX Long titleAn Ordinance to make provision to prevent the introduction into, and dissemination in, Sri Lanka of the plant known as the Water Hyacinth. Subject Cultivated plants Keyword Internal trade Planting material/seeds Plant production Geographical area Asia, Asia and the Pacific, Indian Ocean, South Asian Seas, Southern Asia Abstract The Ordinance rules the ban on importation, cultivation and growth of the Water Hyacinth (Eichhornia Crassipes) and rules for the immediate destruction of this plant on importation or if found out growing in the Country. Full text English