Vegetative Variety

Oenothera missourensis Evening Sun

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Data is gathered from our West Grove, Pa., trials (Zone 6a). Southern growers: expect 1-2 weeks earlier finishing. Northern growers: 1 week slower. Consider summertime scheduling accurate. Dates based on a standard 72 liner size.

Week color desired
URC stick week
Liner transplant week
Early Spring
 
Quart
(1 ppp)
Gallon
(1 ppp)
 
 
 
 
 
 
 
 
Spring/Summer
 
Quart
(1 ppp)
Gallon
(1 ppp)
 
 
 
 
 
 
 
 
Late-Summer/Fall
 
Quart
(1 ppp)
Gallon
(1 ppp)
 
 
 
 
 
 
 
 
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.
Finishing Guide
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.