Tall Coreopsis
Coreopsis tripteris
Last reviewed: July 2026
Coreopsis tripteris is a tall native wildflower that blooms with bright yellow daisy-like flowers from July through September. This drought-tolerant perennial attracts bees, butterflies, and beetles in eastern and midwestern regions.
Tall Coreopsis (Coreopsis tripteris) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org (opens in new tab), last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
36"–96" H × 24"–36" W
Bloom
Jul, Aug, Sep
Native to
AL, AR, CT, DE and 32 more states
Pollinators
bees, butterflies, beetles
Deer
Resistant (per Prairie Moon Nursery)
Browse plants for this ecoregion
Tall coreopsis is a robust native perennial that produces bright yellow daisy-like flowers from summer through early fall. This drought-tolerant plant can reach up to 8 feet tall, making it an excellent choice for background plantings or naturalized areas.
Growing Tall Coreopsis
Grow Tall Coreopsis in full sun and low water. Mature plants reach 36 to 96 inches tall and spread 24 to 36 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Tall Coreopsis takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Very tall height appears too wild for front yards
- Can look weedy when dormant
- May be viewed as uncontrolled native growth
Wildlife value
Host plant for silver checkerspot butterfly.
The abundant flowers attract bees, butterflies, and beetles throughout the long blooming season. Seeds provide food for birds in fall and winter.
Common questions
- When does Tall Coreopsis bloom?
- Coreopsis tripteris typically blooms from July through September, producing bright yellow flowers that attract various pollinators.
- What pollinators visit Tall Coreopsis?
- Tall Coreopsis attracts bees, butterflies, and beetles with its nectar-rich yellow flowers during its summer and fall blooming period.
- How tall does Coreopsis tripteris grow?
- Tall Coreopsis can reach heights of 4 to 8 feet, making it one of the tallest species in the Coreopsis genus and excellent for back-of-border plantings.
- Where is Tall Coreopsis native?
- Coreopsis tripteris is native to eastern and midwestern United States, including New York and extending south and west to other states in these regions.
- Is Tall Coreopsis toxic to dogs?
- Tall Coreopsis is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
- Is Tall Coreopsis toxic to cats?
- Tall Coreopsis is not on the ASPCA Animal Poison Control Center toxic plant list for cats (aspca.org).
- Is Tall Coreopsis HOA-friendly?
- Tall Coreopsis takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Ready to grow Tall Coreopsis? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Not sure where to start? Take the 2-minute yard quiz