EVENING PRIMROSE SEEDS
Oenothera kunthiana, O. macrocarpa aka O. missouriensis, O. pallida, O. speciosa rosea, O. tetragona, O. versicolor
MISSOURI Evening PrimroseOenothera macrocarpa aka O. missouriensis
Certainly one of the most beautiful of evening primroses. Clear-yellow, paper-thin blossoms up to 5 inches across appear June to September. Sprawling plants grow to 12-inches tall. Leaves are soft and velvety. Winter hardy to zone 4. Missouri evening primrose grows nicely with gaillardia, Blue Queen salvia, Fuji Blue balloon flower, Blue Select fescue, and Telham Beauty campanula.
PINK PETTICOATS Evening PrimroseOenothera speciosa 'Rosea'
Quickly spreading, 12-inch tall plants are covered in silky, pink flowers with yellow centers all summer long. A wonderful perennial for the front of the border, or use in large containers. Plants can form breathtaking colonies. Winter hardy to zone 5.
INNOCENCE Evening PrimroseOenothera pallida
Large, sweetly fragrant, white flowers age to apple blossom pink. The blending of these two shades is extremely attractive. Compact, fast-growing, 12-20 inch tall plants bloom late spring to early fall. Use as a ground cover near sitting areas, or add to borders and large containers. Winter hardy to zone 4.
SUNDROPS Evening PrimroseOenothera tetragona
Bright-yellow, 1-2 inch, poppy-like blooms appear throughout summer months. Sundrops evening primrose is a truly lovely, easy-to-grow perennial. Mature height is 18-24 inches. Winter hardy to zone 4. Sundrops evening primrose grows beautifully with butterfly weed, lavender, Maltese cross, and Sooty Sweet William.
SUNSET BOULEVARD Evening PrimroseOenothera versicolor
Vivid, 2-inch, cup-shaped blooms begin yellow, morph to orange, mature into shades of apricot and red. The combination of these colors is stunning. Sunset Boulevard evening primrose forms well-branched, easy-to-grow, 2-foot tall plants. Winter hardy to zone 5.
GLOWING MAGENTA Evening PrimroseOenothera kunthiana
Low, mounding, 6-12 inch tall perennial covered in deep rose-pink flowers from June to September. Foliage is glossy and dark green. A wonderful plant for the front of mixed borders, or in containers. Glowing Magenta evening primrose loves hot, dry, sites. Combines beautifully with salvias and yarrows. Plants bloom the first year, are winter hardy to zone 5.
LEMON SUNSET Evening PrimroseOenothera odorata 'Sulphurea'
Butter-yellow, cup-shaped, 4-inch summer flowers mature into shades of sunset orange and red. Blooms open late in the day, fill evening air with delicate, sweet perfume. Heat-tolerant, upright-growing plants to 3-3.5 feet tall, 2 feet wide. Winter hardy to zone 5. Lemon Sunset evening primrose grows nicely with Agastache, Gaura, and Russian sage.
How to Plant Evening Primrose Seeds
Sow evening primrose seed in cell packs or flats, press into soil, barely cover. Kept at 70-75° F., germination is in 14-28 days. Can direct sow in groups of 4 seeds spaced 12-18 inches apart. Thin to the strongest seedling.