GENERAL INFORMATION
Scientific Name: Heuchera x villosa
CommonName: Coral Bells
Hardiness Zone: 4a - 9a
Hardiness Degree: -30°F (-30°C)
Blooming Season: Summer
Characteristics: Attracts Bees, Deer Resistant, Attracts Hummingbirds, Rabbit Resistant, Colorful/Attractive Foliage, Heat Tolerant, Low Maintenance, Frost Tolerant
Water: Medium
Fertilizer: Once a month
Spacing: 18 - 20" (46 - 51cm)
Height: 16 - 18" (41 - 46cm)
Width: 16 - 18" (41 - 46cm)
Exposure: Shade, Partial Sun
PROPAGATION
Media EC/pH: EC 0.75-0.80 mmhos/pH 5.8-6.2
Soil Temperature: 70-74°F (21-23°C)
Rooting Hormone: None
Mist: Low; prefers high humidity rather than mist.
Fertilization: 50 ppm N starting at Day 7
Pinching: Not necessary.
Transplanting: 56-63 days after sticking
FINISHING
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): 1,500 to 2,500
Vernalization: No
Daylength: Day length neutral
Watering: Moderate
Fertilization: Use a balanced fertilizer at a rate of 125 to 150 ppm N.
Pinch After Transplant: No
Plant Growth Regulators: PGRs generally not needed
Pests and Fungal Diseases: Watch for crown rot if overwatered.
CROP SCHEDULING
1–qt. (10–cm) pot, 1 plant per pot: Not recommended
1–gal. (15–cm) pot, 1 plant per pot: Rooted: 6-8 wks
2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot: 10-12 wks
Bloom Months: April to May