🏆 Exhibition

Kelvin Floodlight

The dahlia serious exhibitors build their season around.

Cillas / Wikimedia Commons / CC BY-SA 4.0

Formal Decorative · 10–14"YellowAustralia

Canary yellow blooms of extraordinary size, so wide and full they seem to generate their own light. Introduced in Australia and classified AA-class for exhibition, it has been the benchmark giant yellow for competitive growers for decades. If you want to win a yellow class, this is where you start. It also holds its form on the show bench.

1 grower listing · from $13

Sorted by total cost (price + shipping)

1
Sunset View Farm DahliasPre-order · ships May 2027
Tuber · Lafayette, NJ
$13+ $14 shipView listing

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Availability & pricing

Only one grower is currently listing Kelvin Floodlight, which makes this a limited-availability dahlia this season. Listings are priced at $13 — in line with formal decorative dahlias this season.

Sellers ship from NJ. Most current listings are pre-order, which is typical for tubers outside the spring shipping window.

Specifications

Physical

Form: Formal Decorative
Bloom class: AAover 10"
Bloom size: 10–14"(25.4–35.6 cm)
Plant height: 48–60"

Color

Color: Yellow
Pattern: Solid
Tags: yellowgiantbright yellowdinner plateexhibition

Growing context

Flowering season: Mid season
Exhibition: ✓ Yes

Provenance

Australia
Country of origin

Growing Kelvin Floodlight

Requires heavy staking and disbudding. Pure exhibition variety.

Spacing: Space about 3 ft apart
Staking: Stake early — stems carry heavy blooms and lean in wind

Frequently asked questions

Where can I buy Kelvin Floodlight dahlia tubers?

Kelvin Floodlight is currently listed by 1 grower on The Dahlia Hub, with prices starting at $13. Compare sellers in the listings panel above to check availability, shipping, and ratings.

How much are Kelvin Floodlight dahlia tubers?

Tubers of Kelvin Floodlight on The Dahlia Hub are listed at $13.

How tall does Kelvin Floodlight dahlia grow?

Kelvin Floodlight reaches 48–60" at maturity, so plan to stake plants early to keep heavy blooms upright.

When does Kelvin Floodlight dahlia bloom?

Kelvin Floodlight is a midseason bloomer, in flower from midsummer through first frost.