Return to Coreopsis List

Coreopsis Super Star

Scientific Name : Coreopsis hybrida

Common Name : Tickseed

Hardiness Zone : 5a - 9a

Hardiness Degree : -25°F (-32°C)

Blooming Season : Early Spring, Spring, Late Spring, Summer, Autumn, Winter, Late Summer

Plant Habit : Mounded

Characteristics : Attracts Bees, Attracts Butterflies, Deer Resistant, Heat Tolerant, Low Maintenance, Frost Tolerant

Water : Medium

Fertilizer : Once a month

Spacing : 16 - 18" (41 - 46cm)

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

Width : 16 - 18" (41 - 46cm)

Exposure : Sun

General Information : This beautiful Coreopsis hybrid boasts extra-large flowers to bring beauty to the perennial garden.

Idea & Tips : Coreopsis perform at their finest in sunny locations with well-drained soils.
Periodic shearing to remove the top 20% of the plant when most of the blooms are spent will refresh the plant and return it to full flowering.
Fertilize with a balanced garden fertilizer once a month through the growing season until 30 days before expected frost.

Grower Information : Largest flowers – 2.5 to 3 in. (6 to 8 cm) – of any Coreopsis on the market.

Similar habit and garden performance to UpTick™.
Mildew resistant.

'Super Star'

Protection Information : EU PBR55938; PP30,805

(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:
  
  500-1,000 ppm IBA
  
  Mist:
  
  Moderate
  
  Fertilization:
  
  50-75 ppm N
  
  Pinching:
  
  Pinch once in the liner stage.
  
  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:
  
  Nights: 55 to 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
  
  Light Level (fc):
  
  5,000 to 8,000
  
  Vernalization:
  
  No
  
  Daylength:
  
  Day length neutral
  
  Watering:
  
  Allow media to dry moderately between watering.
  
  Fertilization:
  
  Use a balanced fertilizer at a rate of 125 to 150 ppm.
  
  Pinch After Transplant:
  
  Yes
  
  Plant Growth Regulators:
  
  PGRs generally not needed
  
  Pests and Fungal Diseases:
  
  Spider mites, thrips
Crop Scheduling
- 1–qt. (10–cm) pot, 1 plant per pot:
  
  Not recommended
  
  1–gal. (15–cm) pot, 1 plant per pot:
  
  Rooted: 10-12 wks
  
  2 to 3–gal. (25 to 30–cm) pot, 3 plants per pot:
  
  Rooted: 12-14 wks
  
  Bloom Months:
  
  March to November

Download Culture Guide

Marketing Information

Download a benchcard