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20% off hydrangeas. Use code: HYDRA20

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Dahlias

Plan ahead to add bold structure and long-lasting summer colour with dahlia bulbs. Choose from an array of colours, in decorative and cactus types, perfect for beds, borders and cutting gardens. Discover RHS-recommended dahlias for stunning garden display.

Results found: 185

Cutting garden dahlia collection

Cutting garden dahlia collection

From £23.16

View options

1 × collection \| 5 tubers	£23.16
2 + 1 FREE collections \| 15 tubers	£46.32

Velvet 5 varieties dahlia collection

Velvet 5 varieties dahlia collection

From £23.80

View options

1 × collection \| 5 tubers	£23.80
2 + 1 FREE collections \| 15 tubers	£47.60

Proud Mary dahlia collection

Proud Mary dahlia collection

From £18.60

View options

1 × collection \| 4 tubers	£18.60
2 + 1 FREE collections \| 12 tubers	£37.20

Antique peach dahlia collection

Antique peach dahlia collection

From £24.36

View options

1 × collection \| 5 tubers	£24.36
2 + 1 FREE collections \| 15 tubers	£48.72

Berry dahlia collection

Berry dahlia collection

From £23.80

View options

1 × collection \| 5 tubers	£23.80
2 + 1 FREE collections \| 15 tubers	£47.60

Bruised dahlia collection

Bruised dahlia collection

From £13.59

View options

1 × collection \| 3 tubers	£13.59
2 + 1 FREE collections \| 9 tubers	£27.18

Burnt sugar dahlia collection

Burnt sugar dahlia collection

From £15.16

View options

1 × collection \| 3 tubers	£15.16
2 + 1 FREE collections \| 9 tubers	£30.32

Chocolate orange dahlia collection

Chocolate orange dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

Coffee and cream dahlia collection

Coffee & cream dahlia collection

From £19.16

View options

1 × collection \| 4 tubers	£19.16
2 + 1 FREE collections \| 12 tubers	£38.32

Last days of summer dahlia collection

Last days of summer dahlia collection

From £19.16

View options

1 × collection \| 4 tubers	£19.16
2 + 1 FREE collections \| 12 tubers	£38.32

Peach dahlia collection

Peach dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

Pink champagne dahlia collection

Pink champagne dahlia collection

From £21.96

View options

1 × collection \| 5 tubers	£21.96
2 + 1 FREE collections \| 15 tubers	£43.92

Soft pink dahlia collection

20% off

Soft pink dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

White dahlia collection

20% off

White dahlia collection

From £19.16

View options

1 × collection \| 4 tubers	£19.16
2 + 1 FREE collections \| 12 tubers	£38.32

Dinner plates dahlia collection

20% off

Dinner plates dahlia collection

From £13.80

View options

1 × collection \| 3 tubers	£13.80
2 + 1 FREE collections \| 9 tubers	£27.60

Chocolate orange pollinator dahlia collection

20% off

Chocolate orange pollinator dahlia collection

From £14.39

View options

1 × collection \| 3 tubers	£14.39
2 + 1 FREE collections \| 9 tubers	£28.78

Bees and butterflies dahlia collection

Bees & butterflies dahlia collection

From £19.16

View options

1 × collection \| 4 tubers	£19.16
2 + 1 FREE collections \| 12 tubers	£38.32

The Laundry Garden jewel dahlia collection

20% off

The Laundry Garden jewel dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

Purple dahlia collection

20% off

Purple dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

Vibrant dahlia collection

20% off

Vibrant dahlia collection

From £14.20

View options

1 × collection \| 3 tubers	£14.20
2 + 1 FREE collections \| 9 tubers	£28.40

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Registered in England & Wales No. 01211648. | VAT No. GB461532757 | Registered Office: 80 Vincent Square, London, SW1P 2PE.

All sales help fund the charitable work of the RHS.

© RHS Enterprises Limited 2026
Registered in England & Wales No. 01211648. | VAT No. GB461532757 | Registered Office: 80 Vincent Square, London, SW1P 2PE.

All sales help fund the charitable work of the RHS.