Aging and poor maintenance of wastewater treatment works affect the wastewater quality and quantity. The focus of this experimental study was to identify appropriate grass which can be used for wastewater treatment in constructed wetlands. Vetiver grass (Chrysopogon zizanioides). Lemon grass (Cymbopogon flexuosus) and elephant grass (Pennisetum purpurreum) were planted separately and ... https://parisnaturalfoodes.shop/product-category/org-sunflower-seeds/