Oenothera
pH:
B (5.8 - 6.2)
B (0.6 - 0.9)
Medium (150 - 200 ppm)
High
Moderate to Moist
A (65 - 72º Fahrenheit)
A (55 - 65º Fahrenheit)
A,B (40 - 50º Fahrenheit)
Early Spring through Fall Finish. Standard PPP.
4-5" and Quart Pot : 4-6
6" and Gallon Pot : 5-7
7-9" Pot : 7-9
10-12" and Two Gallon Pot : 10-12
For pots 6" and smaller pinch at transplanting only. For hanging baskets and pots larger than 6" soft pinch at planting and additional shaping pinch as needed. PGRs generally not needed but 5-10 ppm of Sumagic is effective.
General pest and disease practices as listed in notes.
Grower Tips:
Will exhibit red stem and leaf edges under cool temperatures. Yellowing foliage is most likely a symptom of over watering.
First to move outside
Vernalization:
Cold Beneficial 
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