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
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 |