Vegetative Variety

Nepeta faassenii Whispurr™

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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
Spring/Summer
 
Gallon
(1 ppp)
 
 
 
 
Week color desired
URC stick week
Liner transplant week
Late-Summer/Fall
 
Gallon
(1 ppp)
 
 
 
 
Nepeta faassenii Whispurr™ Blue
Nepeta faassenii Whispurr™ Pink
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Propagation Guide
Media EC/pH: EC 0.80 mmhos/pH 5.8-6.2
Temperature: 70-72°F (21-22°C)
Rooting Hormone: 500 ppm IBA
Mist: Low to moderate
Fertilization: 50-75 ppm N
Pinching: Yes, pinch 14-18 days after stick.
Transplanting: 35-42 days after sticking
Comments: Nepeta root easily. Over-misting causes slow rooting and leaf spot diseases.
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: 5,000 to 8,000
Vernalization: No
Daylength: Long day facultative
Watering: Moderate
Fertilization: Use a balanced fertilizer at a rate of 150 to 175 ppm N.
Pinch After Transplant: Typically not required
Plant Growth Regulators: B-Nine/Cycocel sprays 2,500/1,000 ppm
Pests and Fungal Diseases: Spider mites, thrips