Plant Family
Aster Family (Asteraceae / Compositae)
Common Names
Threadleaf coreopsis, Tickseed, Tickweed, Whorled tickseed, Whorled coreopsis
Description
- Long-lived perennial plant native to the eastern and southeastern United States, and eastern Canada
- It can also be grown in much of the lower 48 states of the United States
- Cultivars have been developed for the landscape industry.
- About 24 inches tall and 18 or more inches wide but can range from 12 to 48 inches tall depending on cultivar
- Delicate finely textured leaves
- Covered with yellow flowers in mid-summer
- Some pink and red blooming cultivars are available
- Tolerates sun to part shade
- Adapted to USDA cold hardiness zones 3 to 9
- Long blooming and low maintenance makes Threadleaf tickseed a great choice for the water wise perennial garden

Attracts
Butterflies and bees
Birds eat the seeds

Additional Resources:
Midwest
Illinois – Threadleaf Coreopsis. Coreopsis verticillata
Missouri – Flowering Perennials: Characteristics and Culture, Coreopsis, Thread-leaf tickseed
Nebraska – Coreopsis: A Gardener’s Delight