GENERAL INFORMATION
Scientific Name: Perovskia atriplicifolia
CommonName: Russian Sage
Hardiness Zone: 4a - 9b
Hardiness Degree: -25°F (-25°C)
Blooming Season: Summer, Late Summer
Plant Habit: Mounded
Characteristics: Deer Resistant, Attracts Hummingbirds, Rabbit Resistant
Water: Light
Fertilizer: Once a month
Spacing: 16 - 18" (41 - 46cm)
Height: 28 - 30" (71 - 76cm)
Width: 14 - 16" (36 - 41cm)
Exposure: Sun
PROPAGATION
Media EC/pH: EC 1.0-1.25 mmhos/pH 5.8-6.2
Soil Temperature: 70-72°F (21-22°C)
Rooting Hormone: 1,000-1,500 ppm IBA
Mist: Moderate to high for first 24 hours, then reduce to low.
Fertilization: 50-75 ppm N after 10 days
Pinching: Recommended.
Transplanting: 35-42 days after sticking
FINISHING
Media pH: 5.8-6.2
Temperature: Nights: 55 to 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C)
Light Level (fc): 5,000 to 8,000
Vernalization: No
Daylength: Long day obligate
Watering: Allow media to dry slightly between watering.
Fertilization: Use a balanced fertilizer at a rate of 125 to 150 ppm.
Pinch After Transplant: Recommended
Plant Growth Regulators: PGRs generally not needed
Pests and Fungal Diseases: Pythium can be a problem if overwatered. White fly, spider mites.
CROP SCHEDULING
1–qt. (10–cm) pot, 1 plant per pot: Not recommended
1–gal. (15–cm) pot, 1 plant per pot: Unrooted: 14-16 wks Rooted: 10-12 wks
2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot: Unrooted: 14-16 wks Rooted: 10-12 wks
Bloom Months: July to September