Oenothera includes annuals, biennials, and perennials that can grow upright or spread out. The plants feature either simple or lobed foliage and produce bowl-shaped flowers in white, yellow, or pink hues, which bloom throughout much of the summer.

Oenothera

Oenothera 'Apricot Delight' is a vertical perennial that reaches approximately 1 meter in height, showcasing dark red stems adorned with narrow, ovate foliage. From summer through early autumn, it produces a series of 8 cm wide fragrant blooms that initially appear pale yellow and transition to deeper hues of orange and pink as they mature.

Oenothera 'Apricot Delight'

Oenothera 'Beach'

Oenothera 'Blood Orange'

Oenothera 'Bredon Springs'

Oenothera 'Cold Creek'

Oenothera 'Cold Crick'

Oenothera 'Colin Porter'

Oenothera 'Constable'

Oenothera 'Copper Canyon'

Oenothera 'Cossack'

Oenothera 'Crown Imperial' is a clump-forming perennial that typically reaches heights of 40 to 50 cm. It features broad basal foliage alongside slender, glossy green leaves that grow along its stems. In midsummer, clusters of large, bowl-shaped flowers emerge from red buds, transitioning into a vivid yellow hue. Notably, these flowers are sterile, preventing self-seeding.

Oenothera 'Crown Imperial'

Oenothera 'Epic'

Oenothera 'Epinal'

Oenothera 'Epitome'

Oenothera 'Experimental Deep Rose' (G)

Oenothera 'Finlay's Fancy'

Oenothera 'Give me Sunshine'

Oenothera 'Gold Crown' (v)

Oenothera 'Gold Dream'

Oenothera 'Hollow Meadows'

Oenothera 'Jubilee'

Oenothera 'Leah James' (G/v)

Oenothera 'Lemon Sunset'

Oenothera 'Lime Green' (G)

Oenothera 'Merlin'

Oenothera 'Neopolitanum' (G)

Oenothera 'Oenon 1321'

Oenothera 'Paul'

Oenothera 'Penelope Hobhouse'

Oenothera 'Peter'

Oenothera 'Pink Domino'

Oenothera 'Pink Leopard' (G)

Oenothera 'Pink Panther'

Oenothera 'Rigel'

Oenothera 'Rose Fan' (G)

Oenothera 'Rosie Baby'

Oenothera 'Silberlicht'

Oenothera 'Silky Orchid'

Oenothera 'Star Pink' (G)

Oenothera 'Summer Sun'

Oenothera 'Sunburst' (v)

Oenothera 'Sunny Delight'

Oenothera Crown of Gold ('Lishal')

Oenothera Ice Cool Rosy ('Harcool') (G)

Oenothera Lemon Drop ('Innoeno131'PBR)

Oenothera Lillipop Pink ('Redgapi'PBR) (G)

Oenothera Rosy Shimmers ('Harshim') (G)

Oenothera Siskiyou Improved

Oenothera acaulis

Oenothera acaulis 'Aurea'

Oenothera affinis

Oenothera albicaulis

Oenothera alpina

Oenothera ammophila

Oenothera anomala (G)

Oenothera argillicola

Oenothera biennis is typically cultivated as a biennial, reaching heights of up to 1.5 meters. This plant forms a substantial rosette of oblong, mid-green leaves that are slightly sticky and feature red veins. During summer and autumn, it produces elongated racemes adorned with bowl-shaped yellow flowers that emit a pleasant fragrance and bloom in the evening. The seeds of this species are the source of evening primrose oil.

Oenothera biennis

Oenothera brachycarpa

Oenothera brevipes

Oenothera caespitosa

Oenothera caespitosa pink-flowered

Oenothera caespitosa subsp. caespitosa

Oenothera caespitosa subsp. macroglottis

Oenothera caespitosa var. navajoensis

Oenothera californica

Oenothera californica subsp. californica

Oenothera californica subsp. evita

Oenothera cambrica

Oenothera cespitosa subsp. marginata

Oenothera chicaginensis

Oenothera coryi

Oenothera curtiflora (G)

Oenothera deep rose-flowered (G)

Oenothera deflexa

Oenothera deltoides

Oenothera deltoides var. howellii

Oenothera drummondii

Oenothera elata subsp. hirsutissima

Oenothera elata subsp. hookeri

Oenothera filiformis (G)

Oenothera flava

Oenothera flava subsp. taraxacoides

Oenothera fremontii 'Lemon Silver'

Oenothera from South America

Oenothera fruticosa is a perennial that forms dense clumps and sheds its leaves in winter. It features slender, vibrant green foliage and produces large, yellow blooms in summer that open during daylight hours instead of at night.

Oenothera fruticosa

Oenothera fruticosa 'African Sun' is a herbaceous perennial that reaches heights of up to 60 cm. It has a dense, rounded growth form and features slender green foliage. From early summer through early autumn, this plant produces yellow flowers that bloom during daylight hours.

Oenothera fruticosa 'African Sun'

Oenothera fruticosa 'Best Red'

Oenothera fruticosa 'Camel' (v)

Oenothera fruticosa 'Cuthbertson'

Oenothera fruticosa 'Fyrverkeri' is an upright perennial that reaches a height of up to 50 cm. It features elongated, bronze-tinged leaves situated on purplish stems. The plant produces clusters of vibrant yellow flowers, each measuring around 5 cm across, which emerge from reddish buds.

Oenothera fruticosa 'Fyrverkeri'

Oenothera fruticosa 'Hoheslicht'

Oenothera fruticosa 'Lady Brookeborough'

Oenothera fruticosa 'Michelle Ploeger'

Oenothera fruticosa 'Silberblatt' (v)

Oenothera fruticosa 'Ung Oen01'PBR

Oenothera fruticosa 'W. Cuthbertson'

Oenothera fruticosa 'Yellow River'

Oenothera fruticosa 'Youngii' is a perennial that forms dense clumps, reaching heights of up to 60 cm. It produces evergreen rosettes at the base, alongside upright stems adorned with lance-shaped leaves measuring up to 8 cm long, which take on a red hue in the fall. The plant blooms with bright yellow, cup-shaped flowers, each approximately 2.5 cm in diameter, which emerge from buds with a reddish tint and open during daylight hours.