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Bishop of Llandaff

The dahlia that earns its place before it even blooms.

Bishop of Llandaff dahlia bloom detail

Mike Peel (www.mikepeel.net) / Wikimedia Commons / CC BY-SA 4.0

Peony · 3–4"RedTreseder (1928)United Kingdom

The deep bronze-black foliage alone is worth growing. When the vivid scarlet flowers open above it, the contrast stops people mid-stride. Bred in Cardiff and named in 1924, it holds the RHS Award of Garden Merit and has been a garden designer staple for a century. It was bred in United Kingdom by Treseder in 1928.

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Availability & pricing

No growers are currently listing Bishop of Llandaff on The Dahlia Hub.

Specifications

Physical

Form
Peony
Bloom class
B6–8"
Bloom size
3–4"(7.6–10.2 cm)
Plant height
36–42"

Color

Color
Red
Pattern
Solid
Tags
reddark foliagescarletblack leaves

Growing context

Flowering season
Mid season
Cut flower
✓ Yes
Stem length
18"

Provenance

1928
United Kingdom
Breeder
Treseder

Awards & Recognition

  • ★RHS Award of Garden Merit

About Bishop of Llandaff

A pre-war dahlia with more than 98 years of continuous catalogue history.

Growing Bishop of Llandaff

Exceptionally heat tolerant. Naturally bushy habit — minimal staking needed.

Spacing
Space roughly 2–3 ft apart
Staking
Staking recommended once buds set

Frequently asked questions

How tall does Bishop of Llandaff dahlia grow?

Bishop of Llandaff reaches 36–42" at maturity, so plan to stake plants early to keep heavy blooms upright.

When does Bishop of Llandaff dahlia bloom?

Bishop of Llandaff is a midseason bloomer, in flower from midsummer through first frost.

Is Bishop of Llandaff dahlia good for cut flowers?

Yes — Bishop of Llandaff is well suited for cutting. Stems typically reach about 18″.

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