|Common Name||Hybrid tickseed|
|Plant Series||Coreopsis JEWEL™ Series|
|US Patent #||PP21758|
|EU Grant #||--|
|Hardiness Zone||6, 7, 8, 9, 10|
|Bloom Time||June, July, August, September|
|Flower Color||Red, White|
|How Different?||It has ruby red flowers edged white, large flower size, and a great, low compact habit.|
|Landscape Value||Use in mixed beds and borders, as a mass planting, an accent, or in a container.|
|Most Active Growing Season||Spring|
|Size (HT/W/FL HT)||16" / 32" / 26"|
|Soil (Garden)||Average, well-drained.|
|Special Uses||Award Winners, Deep South, Pollinator Attractor|
|Comments||Easy and doesn't seed around. Named by the readers in a contest that ran in Birds & Blooms Magazine in spring 2009. The #2 visitor favorite Coreopsis in 2012 at the Mt. Cuba trials.|
Coreopsis ‘Ruby Frost’
Large, deep ruby-red flowers are fringed with a collar of frosty white. Plant habit is choice, with its flowers held up elegantly. This plant has been prominently featured in Birds & Blooms Magazine. In fact, it was named by the readers in a 2009 contest. Truly a color breakthrough in the world of Coreopsis.
USDA Hardiness Zone(s): 6-10
Size (HT/W/FL HT): 16″ / 32″ / 26″
Exposure: Full Sun
Bloom Time(s): June, July, August, September
|Water (Greenhouse)||Dry moderately between waterings.|
|EC||0.75 – 1.0|
|pH||5.8 – 6.8|
|Fertility Needs||50 – 100 ppm|
|Notes||Grow with 55 – 60° F nights and 60 – 70° F days. Pinch at transplanting. Obligate Long Day plant. Provide night interruption or day-length extension to force flowering under natural short days. Supplemental lighting during cloudy days has proven beneficial for flower production. For highest quality, bring in liners in fall to bulk for early spring sales.|
|Finish Time to 4″||4 – 6 weeks|
|Finish Time to Gallon||6 – 8 weeks|
|Day Length for Flowering||Long Day|
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- December, 2012 – Greenhouse Grower – click here
- October, 2010 – Digger – click here
- February/March, 2010 – Birds & Blooms – click here
- January/February, 2010 – The American Gardener – click here
- June/July, 2009 – Birds & Blooms – click here
- April/May, 2009 – Birds & Blooms – click here