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Jethro Tull Coreopsis
Tickseed
Latin Name:
Coreopsis x 'Jethro Tull'
Flowers (each to 2" diameter) feature tubular golden-yellow rays that are fluted toward the apex. Rays surround darker yellow center disks. Flowers bloom profusely from late spring to fall.
Taxon ID#
22
MAINTENANCE
Maintenance Level:
Medium
Min. USDA Hardiness Zone:
5
Sun Preference:
Partial Sun
Water Preference:
L
Soil Preference:
Easily grown in dry to medium moisture, well-drained soils. Tolerant of Dry Soil, Shallow-Rocky Soil
Fertilizer Needs:
Recommended Mulch:
Family:
Asteraceae
Origins:
Plant Type:
Herbaceous Plant, Perennial
It is a hybrid cross of Coreopsis auriculata 'Zamfir' (female parent) and Coreopsis lanceolata 'Early Sunrise' (male parent).
Oregon native:
no
Western state native:
no
PLANT DESCRIPTION
Foliage Color:
Green
Foliage Description:
Elliptic green leaves (to 3" long).
Fragrant:
no
Predominant flower color:
Yellow
Flower Description:
Flowers (each to 2" diameter) feature tubular golden-yellow rays that are fluted toward the apex. Rays surround darker yellow center disks.
Fall color:
no
Fall Color Description:
Winter Foliage:
Winter Interest:
no
Winter Interest Description:
Mature height:
15-18"
Mature spread:
18-24"
Growth rate:
Medium
LANDSCAPE APPLICATION
Deer Resistant:
yes
Fire Resistant:
yes
Attracts Pollinators:
yes
Attracts Butterflies:
yes
Native Habitat:
Coreopsis is a genus of between 75-80 species from North America, Mexico, Central and South America.
Attracts Birds:
no
Cut/Dried Flowers:
yes
Photo:
Used by Wildlife:
no
Hedge/Screen:
no
Swales:
yes
Wildlife Use:
Border:
yes
Erosion Control:
no
Windbreak:
no
Cover Structures:
no
Ground Cover:
no
Provides Shade:
no
Rock Garden:
no
Adds Texture/Movement:
no
First Bloom:
Jul
Last Bloom:
Sep
Ornamental Accent:
no
Garden Observations:
SEASONAL CARE
Spring Care:
Summer Care:
Plants may be sheared in mid to late summer to promote a fall rebloom and to remove any sprawling or unkempt foliage.
Fall Care:
Winter Care:
Long Term Care:
Plants will spread by rhizomes. Clumps may be divided in spring. When grown in borders or other formal garden areas, division may be needed every 2-3 years to maintain robustness.
Insect Pests:
Wildlife Pests:
Diseases:
Uncommon diseases include botrytis, aster yellows, powdery mildew and fungal spots.
Environmental Problems:
Crown rot may occur in moist poorly drained soils
Landscape Problems:
Plant stems tend to sprawl, particularly in hot and humid climates with periodic heavy summer rainfall.
Care Comments:
RESOURCES
OSU Landscape Profile:
USDA Plants:
Calscape Database:
LBJ Native Plant Database:
Missouri Botanical Garden Database:
Monrovia Profile:
Alternate Source 1:
Alternate Source 2:
Source Comment:

George & Vickie Minor
Whistle Stop Farm & Flowers
Empire Stone
Instant Landscape
McPheeter's Turf
High Desert Farms Nursery Sales
Thank you!
Join an OSU Master Gardener managed community garden this summer!
Put your name in the lottery to get a plot at either Hollinshead's or Discovery Park's community garden.
More information for: Discovery Park Garden


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