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A picture of a Dahlia 'Bishop of Llandaff'

Dahlia 'Bishop of Llandaff'

Dahlia (14: P Group) 'Bishop of Llandaff'

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Dahlia 'Bishop of Llandaff' C by Wouter Hagens (CC BY-SA 3.0)

Full Sun
Moderate care
Moderate watering


RHS hardiness


Minimum temperature

Expected size








2 years to reach maturity


  • spring
  • summer
  • autumn
  • winter

This plant has a mild fragrance

More images of Dahlia 'Bishop of Llandaff'

A Dahlia 'Bishop of Llandaff' growing in a garden, showing its black leaves and a cluster of red flowers.
A close up of the red flower of Dahlia 'Bishop of Llandaff'
A photo of Dahlia 'Bishop of Llandaff'
A photo of Dahlia 'Bishop of Llandaff'

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Dahlia 'Bishop of Llandaff' - 2lt pot - Perennial Tuber


Dahlia 'Bishop of Llandaff' - 2lt pot - Perennial Tuber


Dahlia 'Bishop of Llandaff' Overview

Dahlia 'Bishop of Llandaff' is a beautiful group 14 Peony-flowered perennial. It produces open red flowers which contrast and stands out against the plants black leaves. Perfect for adding to flower borders to provide late summer colour, these architectural plants will add interest to almost all garden styles. Regular watering and cutting flowers from this plant will improve performance. These plants may need staking; however, pinching out the growing tips in early summer will help it develop a bushier habit. Bred by Fred Treseder, a nurseryman from Cardiff, this plant was named after Joshua Pritchard Hughes in 1924. Part of the 14: P Group of Dahlias. This cultivar has earnt a Royal Horticultural Society Award of Garden Merit.

Common problems with Dahlia 'Bishop of Llandaff'

Dahlia tend to be affected by fungal diseases such as powdery mildew or grey mould if planted in poorly draining soil.

How to harvest Dahlia 'Bishop of Llandaff'

Harvest flowers during mid-summer months.

How to propagate Dahlia 'Bishop of Llandaff'


In spring take soft-wood cuttings from the shoots appearing from stored tubers.


Lifted clumps of Dahlia's can be divided in late winter, ensuring each section has an 'eye' (growing tip).

Special features of Dahlia 'Bishop of Llandaff'

Attractive flowers

Brings colour to the garden during autumn months.

Attracts useful insects

It attracts beneficial pollinators such as butterflies, bees and moths.

Pot plant

Can be grown in large containers.