Bidens is a genus in the family Asteraceae and it originates from central America. It is widespread all over the world as one of the most common plants used for decorating balconies. It is a perennial plant but it is cultivate as an annual one. It looks like a shrub with thin and green/grayish leaves. It is completely covered by typically star-shaped flowers with yellow petals; it needs full sunlight and it dies when temperatures start dropping at the beginning of winter.