Coreopsis 'Buttermilk'Coreopsis 'Buttermilk'

Coreopsis ‘Buttermilk’

This hardy new hybrid of C. verticillata has light yellow flowers in a neat upright mounding habit. It makes a clean look in the garden and is a great blender plant for mixed beds, containers or mass plantings.

USDA Hardiness Zone(s): 5-10
Size (HT/W/FL HT): 15″ / 25″ / 17″
Exposure: Full Sun
Bloom Time(s): June, July, August, September, October

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Common Name

Perennial tickseed




Plant Type

US Patent #


EU Grant #


Hardiness Zone

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Growth Habit

Size (HT/W/FL HT)

15" / 25" / 17"

Finish Time

Bloom Time

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Growth Rate

Flowering Season

Flower Color

Leaf Color


Average, well-drained


Special Uses


Nutritional Needs

50 – 100 ppm


Dormant in Winter, Dormancy Over Winter

Water (Greenhouse)

Dry moderately between waterings

Water (Garden)

Average water needs in the garden

How Different?

A light yellow 'Bengal Tiger' type.

Landscape Value

Use in mixed beds and borders, as a mass planting, an accent, or in a container.

Finish Time to 4"

4 – 6 weeks


100% winter survival at U. of Minnesota 2016. Given 4/5 points in trials at Disneyworld in Florida warm season 2016.

Grower Notes

Grow with 55 – 60° F nights and 60 – 70° F days. Pinch @ transplanting. Obligate Long Day plant. Provide night interruption or daylength 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

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Coreopsis 'Buttermilk' - Product Profile
Coreopsis 'Buttermilk' - Growing Recipe
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