Showy Evening Primrose is a beautiful perennial wildflower native to North America, prized for its showy blooms that open in the evening. Showy Evening Primrose boasts large, pink to pale pink, cup-shaped flowers that unfurl in the evening, hence the name. Each flower typically measures around 2 to 3 inches in diameter. The blooms contrast against the plant's green foliage and often have a yellow center.
Product Information
- Botanic Name: Oenothera speciosa
- Application or Use: Ornamental, Conservation, Habitat
- Germination Time: 21 - 35 days, under optimal conditions
- Growing Locations: Warm Season, Transition Zone, Cool Season
- Height: 1 -2 feet
- Sunlight Requirements: 8+ hours, full sun for best results
- Advantages: Adapted to many soil types; showy blooms, excellent for landscaping; attracts pollinators.
- When to Plant: See instructions tab.
Product Information
These captivating plants generally grow to heights of about 1 to 2 feet, featuring a spreading growth habit and producing numerous flowers along the stems.
Showy Evening Primrose blooms from late spring to summer, with flowers opening in the late afternoon or evening and lasting through the night into the following morning. They attract pollinators like moths and butterflies, particularly those active during dusk and nighttime.
The plant's foliage consists of lance-shaped leaves that are generally medium green in color, providing a nice backdrop to the showy blooms. Showy Evening Primrose thrives in well-drained soil and prefers full sun but can tolerate some light shade. It's adaptable and relatively drought-tolerant once established.
The evening-blooming flowers are attractive to moths and other pollinators that are active during the twilight hours. Showy Evening Primrose is popular in wildflower gardens, naturalized areas, and rock gardens for its showy and fragrant evening blooms.
Once established, Showy Evening Primrose is relatively low-maintenance. Deadheading spent flowers can encourage prolonged blooming. Showy Evening Primrose is cherished for its exquisite evening blooms, its attraction to nocturnal pollinators, and its adaptability, making it an appealing choice for gardeners looking to add a touch of beauty and allure to their landscapes, especially during the twilight hours.
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Wildflower Planting Time Based on Region:
Southeast
- Fall, Winter: Sowing wildflowers in Fall/Winter is the ideal time in the Southeast, with October 1 – December 31 being the best dates. The weather is ideal for starting seeds, and seedlings can grow and harden off before frost.
- Spring: A good time to plant wildflowers, especially annual species that flower quickly. Plant after the last frost date when soil temperatures have warmed to around 55°F, typically occurring within a month or so after the final frost of winter; this ensures the seeds can germinate properly without being affected by cold weather.
- Summer: You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Southwest
- Fall: A good time to plant spring wildflowers in the desert Southwest. Fall's cooler temperatures and seasonal rains help seeds germinate. In the mountains, you can plant after spring frosts.
- Winter: In areas that get snow, winter seeding can give seeds an advantage in the spring.
- Spring: A popular time to plant wildflowers in most states. You can plant after the last frost and when the soil temperature is at least 55°F. In warmer climates, you can plant at the end of the rainy season.
- Summer: You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Northeast
- Fall, Winter: The best time to plant wildflowers in the Northeast is in late fall, after the first frost but before heavy snow. This is known as dormant seeding and can take place from November to December. Cold temperatures and damp soil during the winter help wildflower seeds germinate.
- Spring: Plant in early spring, after the ground has thawed and soil temperatures reach around 55-65°F. This is a popular time to plant wildflowers because it's typically rainier, which helps water seedlings.
- Summer: You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Midwest
- Fall, Winter: Plant in late fall (November–December) after the first frost. The seeds will overwinter and germinate in the spring. Fall planting is a good option for cooler climates and can give the seeds an early start in the spring.
- Spring: Plant in early spring (April–May) after the last frost when the soil temperature is consistently above 55°F. Spring is a popular time to plant because the soil is usually moist from rain, and you can see the wildflowers grow right away.
- Summer: You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Western
- Fall, Winter: Plant in late fall (November–December) after the first frost. The seeds will overwinter and germinate in the spring. Fall planting is a good option for cooler climates and can give the seeds an early start in the spring.
- Spring: Plant in early spring (April–May) after the last frost when the soil temperature is consistently above 55°F. Spring is a popular time to plant because the soil is usually moist from rain, and you can see the wildflowers grow right away.
- Summer: You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Pacific Northwest
- Fall, Winter: Plant in late fall (November–December) after the first frost. The seeds will overwinter and germinate in the spring. Fall planting is a good option for cooler climates and can give the seeds an early start in the spring.
- Spring: Plant in early spring (April–May) after the last frost when the soil temperature is consistently above 55°F. Spring is a popular time to plant because the soil is usually moist from rain, and you can see the wildflowers grow right away.
- Summer: In cooler zones with higher elevation, you can plant wildflowers in late spring to early summer, after the risk of frost has passed. You can plant wildflower seeds in the summer, but the hot sun can dry out the soil and stress your seedlings. Summer is a good time to plant quick-growing annual wildflowers.
Showy Evening Primrose Wildflower Seed
Showy Evening Primrose is a beautiful perennial wildflower native to North America, prized for its showy blooms that open in the evening. Showy Evening Primrose boasts large, pink to pale pink, cup-shaped flowers that unfurl in the evening, hence the name. Each flower typically measures around 2 to 3 inches in diameter. The blooms contrast against the plant's green foliage and often have a yellow center.
Instructions
For more info on planting instructions and tips for the best results – check out our Warranty & Planting Information here!
Wildflower Planting Time Based on Region: Southeast Fall, Winter: Sowing wildflowers in Fall/Winter is the ideal time in the Southeast, with October 1 – December 31 being the best dates. The weather is ideal for starting seeds, and seedlings can grow and...Showy Evening Primrose Wildflower Seed
Showy Evening Primrose is a beautiful perennial wildflower native to North America, prized for its showy blooms that open in the evening. Showy Evening Primrose boasts large, pink to pale pink, cup-shaped flowers that unfurl in the evening, hence the name. Each flower typically measures around 2 to 3 inches in diameter. The blooms contrast against the plant's green foliage and often have a yellow center.