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The Plant Guide

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Large-flowered tickseed

Coreopsis grandiflora

kor-ee-OP-sis gran-dih-FLOOR-ah Audio

As the name implies, this species bears large, daisy-like blossoms (2.5 inches across) of golden yellow rays and darker yellow centers. It blooms from late spring to late summer and is native to the central and southeastern U.S.

Noteworthy CharacteristicsThe blooms make excellent cut flowers, and are attractive to bees and butterflies. The species is tolerant of a variety of soils. Often grown as an annual.

CareIt reaches three feet high and usually requires staking; trim back in early spring for a more compact habit. Deadhead to encourage rebloom and to prevent self-sowing. It thrives on poor soils and is tolerant of heat, humidity, and drought.    

PropagationSow seed in mid-late winter; divide in early spring.

ProblemsSlugs, snails, bacterial spot, rust, Botrytis flower blight, aster yellows, powdery mildew, downy mildew, and fungal spots.

  • Genus : Coreopsis
  • Plant Height : 1 to 3 feet
  • Plant Width : 1 to 3 feet
  • Zones : 4, 5, 6, 7, 8, 9
  • Bloom Time : Early Summer, Late Spring, Late Summer, Spring, Summer
  • Light : Full Sun
  • Moisture : Medium Moisture
  • Growth Rate : Moderate
  • Maintenance : Moderate
  • Plant Type : Perennials
  • Characteristics : Self Seeds
  • Plant Seasonal Interest : Spring Interest
  • Flower Color : Yellow

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