Dahlia
Dahlia 'Kelvin Floodlight'
Overview
Dahlia 'Kelvin Floodlight' is renowned for its enormous, luminous yellow blooms, reaching up to 10 inches in diameter. This herbaceous perennial thrives in USDA zones 8-11 and requires full sun for optimal growth. Ideal for borders or as a stunning focal point, it stands tall at about 36-48 inches with a spread of up to 24 inches. Well-draining soil and regular watering will ensure a vibrant display from late summer to first frost.
Sun Full, HalfWater Extra in Summer, MediumZones 8–10Type BulbClimate Subtropical

Culture
- Sun
- Full, Half
- Water
- Extra in Summer, Medium
- USDA zones
- 8–10
Shape & size
Classification
- Type
- Bulb
- Family
- Asteraceae
- Climate
- Subtropical
See full data, regional cultivation notes, and design tools. Build a client presentation around this plant.
Start your 14-day trialPhotos (123)
























Photographs by 11 contributors
- Dennis Lamczak ( Dennczak ), CC BY-SA 4.0 · source
- Dijana Blazekovic, CC BY 4.0 · source
- Wikisquack, CC BY 4.0 · source
- Mbrickn, CC BY 4.0 · source
- Renée Kools, CC BY 4.0 · source
- Dinkun Chen, CC BY-SA 4.0 · source
- পাপৰি বৰা, CC BY-SA 4.0 · source
- Agnieszka Kwiecień, Nova, CC BY-SA 4.0 · source
- Cillas, CC BY-SA 4.0 · source
- Oakley413, CC BY 4.0 · source
- Changku88, CC BY 4.0 · source
Related plants

Shrub
African Bush Daisy
Euryops Chrysanthemoides
FullUSDA 9–11

Ground cover
African Daisy
Arctotis Hybrids
FullUSDA 8–10

Annual
African Daisy
Dimorphotheca Aurantiaca
FullUSDA 9–10

Perennial
Aloha Coneflower
Echinacea 'Aloha'
FullUSDA 3–9

Perennial
Alpine Aster
Aster Alpinus
FullUSDA 2–10

Perennial
Alpine Aster
Aster alpinus
FullUSDA 6–10