Big Bang™ Cosmic Eye Coreopsis
Coreopsis x 'Cosmic Eye'
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Big Bang™ Cosmic Eye Coreopsis - #1 Container is backordered and will ship as soon as it is back in stock.
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Your order is protected by our compliance system that:
- Prevents restricted plants from shipping to your state
- Ensures plants meet your state's agricultural requirements
- Protects gardens from invasive pests and diseases
Delivery and Shipping
Delivery and Shipping
Delivery and Shipping
Fast, Safe Plant Delivery
Ships in 3-4 business days • Tracking provided • Weather protected
Under $50 | $9.99 |
$50 - $99.99 | $14.99 |
$100 - $149.99 | $16.99 |
$150+ | $24.99 |
✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee
Understanding Plant Options
Nature Hills offers plants in two main formats:
- Container Plants: Grown in pots with soil, sized by container volume and plant age
- Bare Root Plants: Dormant plants without soil, sized by height measurements
Container Plant Sizes
Container sizes indicate plant age and growing capacity rather than liquid volume equivalents. Our containers follow industry-standard nursery "trade gallon" specifications, which differ from standard liquid gallon measurements.
Young Plants (6 months to 18 months old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
2" x 2" x 3" | 0.18 - 0.21 dry quarts | 0.20 - 0.23 dry liters |
4" Container | 0.31 - 0.87 dry quarts | 0.35 - 0.96 dry liters |
4.5" Container | 0.65 dry quarts | 0.72 dry liters |
6" Container | 1.4 dry quarts | 1.59 dry liters |
1 Quart | 1 dry quart | 1.1 dry liters |
5.5" Container | 1.89 dry quarts | 2.08 dry liters |
Established Plants (18 months to 2.5 years old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
2 Quart | 2 dry quarts | 2.2 dry liters |
#1 Container | 2.26 - 3.73 dry quarts | 2.49 - 4.11 dry liters |
5" x 5" x 12" | 3.5 - 4.3 dry quarts | 3.85 - 4.74 dry liters |
Mature Plants (2-4 years old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
#2 Container | 1.19 - 1.76 dry gallons | 5.24 - 7.75 dry liters |
#3 Container | 2.15 - 2.76 dry gallons | 8.14 - 12.16 dry liters |
Large Plants (3-5 years old)
Container Size | Actual Volume | Metric Equivalent |
---|---|---|
#5 Container | 2.92 - 4.62 dry gallons | 12.86 - 20.35 dry liters |
#6 Container | 5.25 - 6.01 dry gallons | 23.12 - 26.42 dry liters |
#7 Container | 5.98 - 6.53 dry gallons | 26.34 - 28.76 dry liters |
Bare Root Plants
Bare root plants are sold by height from the root system to the top of the plant. Plants may exceed minimum height requirements.
Common Sizes:
- Trees: 1 foot, 2 feet, 3 feet, 4 feet, 5 feet, 6 feet
- Shrubs & Perennials: 1 foot, 18 inches, 2 feet
Important Notes
Container Volume Specifications
- Trade Gallon Standard: Our containers follow industry-standard "trade gallon" specifications established by the American National Standards Institute (ANSI Z60.1) for nursery stock
- Volume Variations: Actual soil volume may vary due to plant root systems and growing medium settlement
- Age Indicators: Container size primarily indicates plant age and maturity rather than liquid volume equivalents
Growing Conditions
- Plant size can vary based on variety and growing conditions
- Container size helps indicate plant maturity and establishment level
- Larger containers generally mean more established root systems and faster landscape establishment
Seasonal Availability
- Bare root plants are available seasonally when dormant
- Container plants are available throughout the growing season
- Specific varieties may have limited availability in certain sizes
Questions?
For questions about specific plant sizes or availability, please contact our plant experts who can help you choose the right size for your landscape needs.
Plant Highlights
Big Bang™ Cosmic Eye Coreopsis highlights at a glance!
Specifications
Specifications
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Brand
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Botanical Name
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Growing Zones
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Mature Height
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Mature Spread
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Sun ExposureFull Sun
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Moisture
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Soil
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Growth RateMedium
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Fall Color
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Pollinator Friendly
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Pollinator Required
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Fragrant
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Pruning Time
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Bloom PeriodSummer, Fall

Growing Zones 5-9
Out of This World Big Bang™ Cosmic Eye Coreopsis
- Prominent Yellow to Deep Maroon Blooms
- Prolific Bloomer
- Low Maintenance
- Deer & Rabbit Resistant
- Adored By Beneficial Pollinators
Big Bang™ Cosmic Eye Coreopsis (Coreopsis x 'Cosmic Eye') is a garden perennial that possesses prolific, bi-colored flowers and a hardy nature.
A dark-yellow center and prominent, deep-maroon eye (tipped in bright yellow), creates an eye-catching blend of colors that pops out of the garden at any angle.
Your Cosmic Eye is a variety of Coreopsis with a spectacular color that begins in early summer and lasts into autumn. Its 2 inch sunny blossoms present a Daisy-like appearance. The dark green, lance-leaf foliage fills your Cosmic Eye out nicely into a compact floral arrangement.
Your Cosmic Eye is a carefree plant tolerant of many soil types and conditions and is particularly able to sustain itself in drought (so you don't even need to worry about watering it).
Butterflies will love you for planting a few Cosmic Eyes, even if your deer and rabbits don't.
The flowers make a lovely cut flower to bring indoors, so an investment in Cosmic Eye will bring beauty both indoors and out! All in all, it's hard to find a perennial that asks so little and yet has so much to give.
Planted en masse in your garden border it will provide you with a carefree source of color from summer and into fall. Plant several Cosmic Eyes today and begin reaping the harvest of this extraordinary ornamental perennial.
Add this little beauty to your garden from our experts at Nature Hills!