GENERAL INFORMATION
Scientific Name: Buddleia hybrid
CommonName: Butterfly Bush
Hardiness Zone: 5a - 9a
Hardiness Degree: -25°F (-25°C)
Blooming Season: Spring, Late Spring, Summer, Late Summer
Plant Habit: Mounded
Characteristics: Attracts Bees, Attracts Butterflies, Deer Resistant, Attracts Hummingbirds, Low Maintenance, Frost Tolerant
Water: Medium
Fertilizer: Once a month
Spacing: 26 - 30" (66 - 76cm)
Height: 20 - 28" (51 - 71cm)
Width: 18 - 24" (46 - 61cm)
Exposure: Sun
PROPAGATION
Media EC/pH: EC 0.80 mmhos/pH 5.8-6.2
Soil Temperature: 70-72°F (21-22°C)
Rooting Hormone: 500 ppm IBA
Mist: Low to moderate
Fertilization: 50-75 ppm N starting at Day 7
Pinching: Remove buds/flowers in propagation.
Transplanting: 42-49 days after sticking
FINISHING
Media pH: 5.8-6.2
Temperature: Nights: 56 to 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
Light Level (fc): 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: PGRs generally not needed
Pests and Fungal Diseases: Not particularly sensitive. Use well-drained media.
CROP SCHEDULING
1–qt. (10–cm) pot, 1 plant per pot: Not recommended
1–gal. (15–cm) pot, 1 plant per pot: 8-10 wks
2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot: 10-12 wks
Bloom Months: March to October