Scientific Name : Coreopsis grandiflora Common Name : Tickseed, calliopsis, large flowered tickseed Family : Asteraceae



Natives of North America and one of the most popular perennials, especially for cutting.

Coreopsis grandiflora has lance-shaped leaves and slender branching stems two to three feet high, bearing flowers two and a half inches across, broadly winged, fully double blooms and bright yellow in colour.

Coreopsis pubescens superb has an arresting crimson central blotch to each flower.

C. lanceolata resembles a dwarf form of C.grandiflora.

C.verticillata has fine feathery foliage surmounted by small yellow flowers.

There is an improved form with larger flowers known as C. v. grandiflora; the height does not exceed a foot. C.rosea, a foot high, bears pale rose flowers.

The coreopsis is seen to best advantage towards the front of herbaceous borders near to purple or dark blue perennials of similar height.

Plant in spring in well-drained rich soil and allow to become established. Of the easiest culture.

Propagation is by division or seed.

The flowering season is in late July and August.

Kingdom - Plantae

Subfamily - Asteroideae

Order - Asterales

Genus - Coreopsis

Species - grandiflora

Origin / Native - North America

Type/ Life Cycle - Perennial

Height- 2 to 3 feet 11 inches tall

Spread- Up to 2 feet wide

Flowers- Large, showy, yellow, toothed petals, double/single bloom

Foliage- Dark green, smooth, narrow, lanceolate leaf, glossy, food source for caterpillars

Seeds- Brown, black color, sharp edged

Propagation- From seeds

Light Requirement & Care- Full Sun, average water, dry to medium moist, well drained soil, low maintenance

Special Feature- Deer, soil, heat, drought tolerance

Category - Herb

Attracts - Bees, Butterflies

Cultivar Name - Coreopsis grandiflora 'Early Sunrise'

Good For - Borders, pots, cottage, butterfly & summer garden

Tickseed flower and buds
Tickseed flower and buds


Coreopsis grandiflora
Coreopsis grandiflora

Photographs: Guna Selvi Camera: Nikon D40x Location : Ooty boat house, Ooty Lake Garden, Nilgiris district, India

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