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First-Year-Flowering Scheduling Tool

Eupatorium dubium Little Joe
North: grown outdoor flowering window weeks 32-40
South: grown outdoor flowering window weeks 19-27
Mid-summer to fall programs
Week color desired
URC stick week  
Liner ready week  
Liner transplant week  
Eupatorium dubium Little Joe
Suggested Container Size.
Container: 2.5 qt (1 ppp)
Propagation Guide
Media EC/pH: EC 0.75-0.80 mmhos/pH 5.8-6.2
Soil Temperature: 70-72°F (21-22°C)
Rooting Hormone: 500 ppm IBA
Mist: High for first few days, then reduce to moderate.
Fertilization: 50-100 ppm N
Pinching: Recommended.
Transplanting: Liner transplant week
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: long day obligate
Watering: Allow media to dry moderately between watering. Prefers moist soils.
Fertilization: Use a balanced fertilizer at a rate of 125 to 150 ppm.
Pinch After Transplant: Recommended
Plant Growth Regulators: Concise/Sumagic 30-60 ppm spray
Pests and Fungal Diseases: None noted