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  • Oenothera missourensis Evening Sun Bloom
NEW Variety!

Oenothera missourensis Evening Sun

Scientific Name : Oenothera missouriensis
Common Name : Missouri evening primrose
Hardiness Zone : 5a - 9b
Hardiness Degree : -20°F (-29°C)
Blooming Season : Late Spring, Summer, Spring
Plant Habit : Spreading
Characteristics : Attracts Butterflies, Deer Resistant, Drought Tolerant, Rabbit Resistant, Colorful/Attractive Foliage, Fragrant Flowers, Low Maintenance
Water : Light
Fertilizer : Once a month
Spacing : 17 - 19" (43 - 48cm)
Height : 3 - 6" (8 - 15cm)
Width : 15 - 18" (38 - 46cm)
Exposure : Sun
General Information : Bright yellow flowers on silvery green foliage – flowers open in the afternoon and bloom throughout the night, attracting butterflies and moths. Tolerates a wide range of soil types; drought tolerant and low maintenance.
Idea & Tips : Plant in a bright, sunny location with well-drained soil. Fertilize as needed.
Grower InformationBright yellow flowers create striking displays against silvery green foliage.
  • Flowers open in the afternoon and bloom throughout the night, attracting butterflies and moths.  
  • North American native is tolerant of a wide range of soil types.
  • Drought tolerant once established and low maintenance.
  • Requires less chemicals and features less shrink for simplified production.
'Evening Sun'
Protection InformationPPAF
(Flowering Only License)
Breeder : Darwin Perennials
  • Propagation Guide
    • Media EC/pH:
      EC 1.2-1.5 mmhos/pH 5.8-6.2
      Soil Temperature:
      70-72°F (21-22°C)
      Rooting Hormone:
      1,000 ppm IBA
      Mist:
      Low to moderate
      Fertilization:
      50 ppm N when roots become visible
      Pinching:
      Benefits from one pinch prior to transplant.
      Transplanting:
      42-45 days after sticking
      Comments:
      Don't oversaturate the media. Remove from mist once root initials are visible.
    • Media pH:
      5.8-6.2
      Temperature:
      Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
      Light Level (fc):
      5,000 to 8,000
      Vernalization:
      No
      Daylength:
      Day length neutral
      Watering:
      Allow media to dry slightly between watering.
      Fertilization:
      Use a balanced fertilizer at a rate of 100 to 150 ppm.
      Pinch After Transplant:
      Typically not required
      Plant Growth Regulators:
      PGRs generally not needed
      Pests and Fungal Diseases:
      Watch for crown rot if overwatered.
    • 1–qt. (10–cm) pot, 1 plant per pot:
      6-8 wks
      1–gal. (15–cm) pot, 1 plant per pot:
      10-12 wks
      2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot:
      12-14 wks
      Bloom Months:
      March to October

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