You Will Get 5 Seeds Cyperus Esculentus Sativus Tiger Nut Grass/Sedge Small Tubers. It is a perennial grass like sedge that forms edible tubers underground.. This plant is not to be confused with the invasive Yellow Nut Sedge. this particular type here is widely grown all around the world for it's edible tubers and it is not invasive.. The plant grows up to 2 feet tall gets unique graceful seed heads in late summer to fall and great green foliage all summer.. These beautiful plants grow best in full sun to part shade.. They would make excellent additions to your rare plant collection, or just make a unique statement in your yard.