Vegetative Variety

Phlox paniculata Ka-Pow®

Download Plant Culture

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
(1 ppp)
Week color desired
URC stick week
Liner transplant week
(1 ppp)
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
icon of world
Visit website for variety description and resources.
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: 42-49 days after sticking
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.