Dahlia 'Kelvin Floodlight' bears enormous, dinner-plate-sized bright yellow decorative yellow blooms throughout summer. Flowers will make a bold statement in herbaceous borders, and are also suitable for cutting and exhibiting.
For best results, grow Dahlia 'Kelvin Floodlight' in full sun in fertile, well-drained soil.Stake plants from June onwards. 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.
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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’ has no toxic effects reported.