Oenothera can be annuals, biennials or perennials, upright or spreading in habit, with simple or lobed leaves and bowl-shaped, white, yellow or pink flowers over a long period in summer
'Fyrverkeri' is an erect herbaceous perennial to 50cm in height, with lance-shaped bronze-tinted leaves on purplish stems. Terminal racemes of bright yellow flowers 5cm in width open from reddish buds