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First-Year-Flowering Scheduling Tool

Phlox paniculata Ka-Pow®
North: grown outdoor flowering window weeks 24-35
South: grown outdoor flowering window weeks 24-40
Spring-early summer programs*
Week color desired
URC stick week  
Liner ready week  
Liner transplant week  
Late summer - fall programs
Week color desired
URC stick week  
Liner ready week  
Liner transplant week  
Phlox paniculata Ka-Pow® Soft Pink
Phlox paniculata Ka-Pow® White
Phlox paniculata Ka-Pow® Lavender
Phlox paniculata Ka-Pow® Pink
Phlox paniculata Ka-Pow® Purple
Phlox paniculata Ka-Pow® White Bicolor
Suggested Container Size.
Container: 2.5 qt (1 ppp)
Propagation Guide
Media EC/pH: EC 0.80 mmhos/pH 5.8-6.2
Soil Temperature: 68-74°F (20-23°C)
Rooting Hormone: 500 ppm IBA
Mist: Low to moderate
Fertilization: 75-100 ppm N starting at Day 7
Pinching: Yes, while young plants are soft and actively growing. Allow at least two leaf internodes at each pinch.
Transplanting: Liner transplant week
Comments: Plants grow more actively under long days. Use 13-hour extended day lighting for Winter propagation.
Finishing Guide
Media pH: 5.8-6.2
Temperature: 60 to 75°F (16 to 24°C)
Light Level (fc): 5,000 to 8,000
Vernalization: No
Daylength: long day obligate
Watering: Moderate
Fertilization: Use a balanced fertilizer at a rate of 150 to 200 ppm N.
Pinch After Transplant: Yes, in cases where there are two or less shoots.
Plant Growth Regulators: Configure at 600 ppm to increase branching
Pests and Fungal Diseases: Powdery mildew when pressure is high.