An upright perennial or biennial with lance-shaped green leaves 1 to 4 1/2 inches long, after a frost leaves turn dull red. Produces 3-10 cup-shaped deep yellow flowers 1 to 2 inches across. These bright yellow primroses open during the […]
Oenothera glazouana ( Sundrops )
O. glazouana produces bowl-shaped yellow primroses 2 to 3 inches across, with red-tinged outer calyx, opening in the evening. This upright biennial bears hairy mid-green leaves to 8 inches long; a bit smaller leaves grow on the red-spotted stems. Best […]
Oenothera glauca ( Sundrops )
Light yellow flowers on an erect perennial or biennial plant with smoother, red tinged leaves. These bright yellow primroses open during the day. Best planted in spring among other full sun plants. You should divide the clumps every 3 years […]
Oenothera fruticosa ( Yellow River Sundrops )
‘Yellow River’ blooms in beautiful large canary yellow flowers on red stems. An upright perennial or biennial with lance-shaped green leaves 1 to 4 1/2 inches long. These bright yellow primroses open during the day. Best planted in spring among […]
Oenothera fruticosa ( Summer Solstice Sundrops )
‘Summer Solstice’ has yellow flowers with green leaves that turn red in summer and burgundy in autumn. An upright perennial or biennial with lance-shaped green leaves 1 to 4 1/2 inches long. These bright yellow primroses open during the day […]
Oenothera fruticosa ( Hoheslicht Sundrops )
Upright perennial or biennial with lance-shaped green leaves 1 to 4 1/2 inches long, after a frost leaves turn dull red. Masses of bright colored yellow flowers open during the day from May to July. Best planted in spring among […]
Oenothera fruticosa ( Fyrverkeri Sundrops )
‘Fyrverkeri’ blooms from red buds to yellow flowers on purple-brown leaves. These bright yellow primroses open during the day from May to July. Best planted in spring among other full sun plants. You should divide the clumps every 3 years […]
Oenothera fraseri ( Evening Primrose )
Erect perennial or biennial with racemes of cup shaped yellow flowers. Leaves are broader and smoother with a red tint. These bright yellow primroses open in the day. Best planted in spring among other full sun plants. You should divide […]
Oenothera deltoides ( Desert Evening Primrose )
O.deltoides is an upright annual or perennial with green leaves, lance-shaped to egg-shaped. In summer, single, bowl-shaped white primroses open in the morning then turn to pink at sunset. Best planted in spring among other full sun plants. You should […]
Oenothera biennis ( Evening Primrose )
O. biennis is an upright annual or sometimes a biennial, producing fragrant pale yellow primroses turning darker in the evening. Large rosettes, slightly sticky are lance shaped to oblong. Best planted in spring among other full sun plants. You should […]