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Dahlia ‘Kelvin Floodlight’

Dahlia

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 flower in June

Plant does flower in July

Plant does flower in August

Plant does flower in September

Plant does flower in October

Plant does not flower in November

Plant does not flower in December

  • Botanical name: Dahlia 'Kelvin Floodlight'
  • Common name: Dahlia
  • Family: Asteraceae
  • Plant Type: Perennial, Deciduous
Flower colour:

Yellow

Foliage colour:

Green

Dahlia ‘Kelvin Floodlight’

Decorative dahlias bear fully double flowerheads and are commonly seen on the show bench.

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Dahlia ‘Kelvin Floodlight’ is tall growing and produces enormous, bright yellow flowers. It’s ideal for growing in a large, sunny border, as well as the cuttings patch. It makes a spectacular cut flower.

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For best results, grow Dahlia ‘Kelvin Floodlight’ in full sun in fertile, well-drained soil. Deadhead regularly and feed with a potash-rich fertiliser to prolong flowering. Lift tubers after the first frosts and store them in a cool, dry situation until March. Then pot them up and keep them in a temperate greenhouse before planting out in late May.

How to grow Dahlia 'Kelvin Floodlight'

  • Plant size

    100cm height

    50cm spread

  • Aspect

    South facing, west facing

  • Position in border

    Middle

  • Sun exposure: Full sun
  • Hardiness: Tender
  • Soil type: Well drained / light / sandy / clay / heavy / moist
  • Plant care: Needs regular watering in pots

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
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 not Plant in September

Do not Plant in October

Do not 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 flower in June

Plant does flower in July

Plant does flower in August

Plant does flower in September

Plant does 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 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

Dahlia 'Kelvin Floodlight' and wildlife

Dahlia 'Kelvin Floodlight' has no particular known value to wildlife in the UK.

Is Dahlia 'Kelvin Floodlight' poisonous?

Dahlia 'Kelvin Floodlight' can be toxic.

Toxic to:

Toxic to Cats

Toxic to Dogs

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Horses

No reported toxicity to Livestock

No reported toxicity to People

Plants that go well with Dahlia 'Kelvin Floodlight'