North America Non-native Plant

Tricolor Daisy

Botanical name: Glebionis carinatum

USDA symbol: GLCA5

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Synonyms: Chrysanthemum carinatum Schousb. (CHCA9)  âš˜  Ismelia carinata (Schousb.) Sch. Bip. (ISCA7)   

Tricolor Daisy: A Cheerful Annual with Rainbow Rings Looking for a flower that’s basically nature’s version of a bullseye? Meet the tricolor daisy (Glebionis carinatum), a delightfully showy annual that brings instant cheer to any garden with its distinctive concentric rings of color. While it might not be a hometown ...

Tricolor Daisy: A Cheerful Annual with Rainbow Rings

Looking for a flower that’s basically nature’s version of a bullseye? Meet the tricolor daisy (Glebionis carinatum), a delightfully showy annual that brings instant cheer to any garden with its distinctive concentric rings of color. While it might not be a hometown hero, this Mediterranean native has charmed gardeners worldwide with its easy-going nature and eye-catching blooms.

What Makes Tricolor Daisy Special

The tricolor daisy earns its name honestly – each flower displays beautiful bands of color that typically feature white outer petals, a yellow middle ring, and a deep red or orange center. It’s like someone took a regular daisy and gave it a makeover with nature’s paintbrush! You might also see this plant listed under its former scientific names, Chrysanthemum carinatum or Ismelia carinata, but don’t let the name changes fool you – it’s the same cheerful flower.

Native Status and Where It Grows

Originally from the Mediterranean region and North Africa, tricolor daisy has made itself at home in parts of the United States, particularly California and Massachusetts. As a non-native species that reproduces spontaneously in the wild, it’s found its niche in American gardens and naturalized areas. While it’s not considered invasive, it’s always worth considering native alternatives that support local ecosystems.

Garden Appeal and Design Uses

This charming forb (that’s garden-speak for a non-woody flowering plant) grows as an annual, completing its entire life cycle in one growing season. Tricolor daisies typically reach 12-24 inches tall and spread about 12 inches wide, making them perfect for:

  • Annual flower borders
  • Cottage garden displays
  • Cut flower gardens
  • Container plantings
  • Naturalized meadow areas

Benefits for Pollinators and Wildlife

Despite being a non-native, tricolor daisy does offer some benefits to local pollinators. Its open, daisy-like flowers provide easily accessible nectar and pollen for bees, butterflies, and other beneficial insects. The flowers bloom over a long period, typically from late spring through fall, offering a consistent food source when planted alongside native species.

Growing Conditions and Care

One of tricolor daisy’s best qualities is its laid-back attitude toward growing conditions. This Mediterranean native thrives in:

  • Light: Full sun (6+ hours daily)
  • Soil: Well-drained, average to poor soil
  • Water: Drought tolerant once established, but benefits from occasional watering
  • Climate: Grown as an annual in USDA zones 2-11

The plant actually prefers lean soils and can become too lush in overly fertile conditions, potentially producing more foliage than flowers.

Planting and Care Tips

Growing tricolor daisy is refreshingly simple:

  • Sowing: Direct sow seeds in spring after the last frost, or start indoors 6-8 weeks earlier
  • Spacing: Plant seeds about 12 inches apart
  • Germination: Seeds typically sprout within 10-20 days
  • Maintenance: Deadhead spent flowers to encourage continued blooming
  • Self-seeding: Allow some flowers to go to seed if you want volunteers next year

Should You Grow Tricolor Daisy?

Tricolor daisy makes a solid choice for gardeners seeking reliable color and pollinator appeal. While it’s not native, it’s well-behaved and offers benefits to garden ecosystems. However, consider balancing non-native plantings with native alternatives like:

  • Native asters for similar daisy-like flowers
  • Black-eyed Susan (Rudbeckia species)
  • Purple coneflower (Echinacea species)
  • Regional wildflower mixes

The tricolor daisy’s easy-care nature, long blooming period, and distinctive appearance make it a worthy addition to gardens where a splash of reliable color is needed. Just remember to pair it with native plants to create the most beneficial environment for local wildlife while enjoying those cheerful rainbow rings all season long!

Tricolor Daisy

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Glebionis Cass. - glebionis

Species

Glebionis carinatum (Schousb.) Tzvelev - tricolor daisy

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA