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Coreopsis verticillata Sylvester

Scientific Name : Coreopsis verticillata

Common Name : Tickseed

Hardiness Zone : 4a - 9b

Hardiness Degree : -20°F (-29°C)

Blooming Season : Summer, Autumn, Late Summer

Plant Habit : Mounded

Characteristics : Deer Resistant

Water : Medium

Fertilizer : Once a month

Spacing : 16 - 20" (41 - 51cm)

Height : 16 - 20" (41 - 51cm)

Width : 14 - 16" (36 - 41cm)

Exposure : Sun

General Information : Compact, bushy habit.
Excellent for small garden spaces.
Everblooming with season-long color.

Idea & Tips : Full sun, well-drained, medium-rich soil.
Drought resistant.

Grower Information : Stays in place in the landscape.

Fuller plants can be finished from first-year cuttings.
Bright, golden yellow blooms are twice the size of other C. verticillata.
Perfect for gallon programs.

'Sylvester'

Protection Information : PP24,767

(Flowering Only License)

Breeder : Darwin Perennials

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:
  
  1,000 ppm IBA
  
  Mist:
  
  Low
  
  Fertilization:
  
  50-75 ppm N
  
  Pinching:
  
  Pinch once in the liner stage and once after transplant for best results.
  
  Transplanting:
  
  35-42 days after sticking
  
  Comments:
  
  Use low mist settings; do not oversaturate rooting media. Root zone temperatures of 70°F (21°C). Remove flowers in propagation.
Finishing Guide
- Media pH:
  
  5.8-6.2
  
  Temperature:
  
  Days: 55 to 80°F (13 to 27°C)
  
  Light Level (fc):
  
  5,000 to 8,000
  
  Vernalization:
  
  No
  
  Daylength:
  
  Long day obligate
  
  Watering:
  
  Allow media to dry evenly between watering.
  
  Fertilization:
  
  Maintain constant fertilization at 150 to 200 ppm N.
  
  Pinch After Transplant:
  
  Recommended
  
  Plant Growth Regulators:
  
  PGRs generally not needed
  
  Pests and Fungal Diseases:
  
  Manage soil moisture to avoid root diseases.
Crop Scheduling
- 1–qt. (10–cm) pot, 1 plant per pot:
  
  Unrooted: 13-15 wks Rooted: 8-10 wks
  
  1–gal. (15–cm) pot, 1 plant per pot:
  
  Unrooted: 15-17 wks Rooted: 10-12 wks
  
  2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot:
  
  Unrooted: 19-22 wks Rooted: 12-14 wks
  
  Bloom Months:
  
  June to September

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