Coreopsis verticillata 'Grandiflora'

Coreopsis verticillata ‘Grandiflora’

Tickseed

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does not flower in June

Plant does flower in July

Plant does flower in August

Plant does flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

  • Botanical name: Coreopsis verticillata 'Grandiflora'
  • Common name: Tickseed
  • Family: Asteraceae
  • Plant Type: Perennial, Deciduous
Flower colour:

Yellow

Foliage colour:

Green

Coreopsis verticillata, commonly known as tickseed, is an easy-to-grow herbaceous perennial native to North America. In summer and autumn it produces bright yellow flowers that stand out against the finely dissected foliage. 

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Coreopsis verticillata ‘Grandiflora’ has larger flowers and grows to a greater height than the uncultivated species. The open flowers attract a range of pollinators including hoverflies and butterflies. It can be propagated by spring division or basal cuttings. 

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For best results, grow Coreopsis verticillata ‘Grandiflora’ in full sun or partial shade in well-drained soil, though it will perform better in full sun. This variety has gained the Royal Horticultural Society’s prestigious Award of Garden Merit.

How to grow Coreopsis 'Grandiflora'

  • Plant size

    60cm height

    45cm spread

  • Aspect

    East facing, south facing, west facing

  • Position in border

    Middle

  • Sun exposure: Full sun, dappled shade, partial shade
  • Hardiness: Hardy
  • Soil type: Well drained / light / sandy / clay / heavy / moist / acidic

Plant calendar

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sow
Sow

Do Sow in January

Do not Sow in February

Do not Sow in March

Do not Sow in April

Do not Sow in May

Do not Sow in June

Do not Sow in July

Do not Sow in August

Do not Sow in September

Do not Sow in October

Do not Sow in November

Do not Sow in December

Plant
Plant

Do not Plant in January

Do not Plant in February

Do Plant in March

Do Plant in April

Do Plant in May

Do not Plant in June

Do not Plant in July

Do not Plant in August

Do Plant in September

Do Plant in October

Do Plant in November

Do not Plant in December

Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does not flower in June

Plant does flower in July

Plant does flower in August

Plant does flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

Divide
Divide

Do not Divide in January

Do not Divide in February

Do Divide in March

Do Divide in April

Do not Divide in May

Do not Divide in June

Do not Divide in July

Do not Divide in August

Do not Divide in September

Do not Divide in October

Do not Divide in November

Do not Divide in December

Take cuttings
Take cuttings

Do not Take cuttings in January

Do not Take cuttings in February

Do Take cuttings in March

Do Take cuttings in April

Do Take cuttings in May

Do not Take cuttings in June

Do not Take cuttings in July

Do not Take cuttings in August

Do not Take cuttings in September

Do not Take cuttings in October

Do not Take cuttings in November

Do not Take cuttings in December

Coreopsis 'Grandiflora' and wildlife

Coreopsis 'Grandiflora' is known for attracting bees, butterflies​/​moths and other pollinators. It nectar-pollen-rich-flowers.

Attractive to Bees

Does not attract Beneficial insects

Does not attract Birds

Attractive to Butterflies​/​Moths

Attractive to Other pollinators

Is Coreopsis 'Grandiflora' poisonous?

Coreopsis 'Grandiflora' has no toxic effects reported.

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Cats

No reported toxicity to Dogs

No reported toxicity to Horses

No reported toxicity to Livestock

No reported toxicity to People

Plants that go well with Coreopsis 'Grandiflora'