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  • Soil type : Normal
  • Evergreen / deciduous : Deciduous
  • Flower colour : Black
  • Special features : Flowering
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Alcea rosea Nigra

Alcea rosea Nigra

£2.99 - £44.99

approx 50 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
Amethyst combination

Amethyst combination

£23.75

1 × combination | 24 bulbs
Aquilegia vulgaris var. stellata Black Barlow (Barlow Series)

Aquilegia vulgaris var. stellata Black Barlow (Barlow Series)

£3.99 - £43.99

approx 40 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
Calibrachoa Can-can Black Cherry (Can-can Series)

Calibrachoa Can-can Black Cherry (Can-can Series)

£7.99 - £21.98

9cm pot
2 + 1 FREE 9cm pots
5 × rooted cuttings
10 + 5 FREE rooted cuttings
Centaurea cyanus Black Ball

Centaurea cyanus Black Ball

£2.89

approx 300 seeds
Clematis Black Prince

Clematis Black Prince

Offer was £22.95 £19.51

3 litre pot | 60cm cane
Clematis Romantika

Clematis Romantika

£12.74 - £25.48

3 litre pot | 60cm cane
9cm pot | 30cm cane
2 + 1 FREE 9cm pots
Dahlia Black Jack

Dahlia Black Jack

£5.99

1 × tuber
Dahlia Dark Spirit

Dahlia Dark Spirit

£6.99

1 × tuber
Dahlia Night Butterfly

Dahlia Night Butterfly

£5.99

1 × tuber
Dahlia Verrones Obsidian

Dahlia Verrones Obsidian

£5.39 - £29.98

3 litre pot
2 + 1 FREE 3 litre pots
1 × tuber
Delphinium Paramo Black Velvet ('Barthirty') (PBR) (Paramo Series)

Delphinium Paramo Black Velvet ('Barthirty') (PBR) (Paramo Series)

£14.99 - £34.99

9cm pot
3 × 9cm pots
Geranium phaeum

Geranium phaeum

£9.99 - £39.99

9cm pot
3 × 9cm pots
6 × 9cm pots
Geranium phaeum var. phaeum Samobor

Geranium phaeum var. phaeum Samobor

£10.99 - £44.99

9cm pot
3 × 9cm pots
6 × 9cm pots
Gladiolus Black Star

Gladiolus Black Star

£6.99

15 × bulbs
Helleborus × hybridus Dark and Handsome (Wedding Party Series)

Helleborus × hybridus Dark and Handsome (Wedding Party Series)

£12.99 - £29.99

9cm pot
3 × 9cm pots
Helleborus × hybridus Pretty Ellen Purple

Helleborus × hybridus Pretty Ellen Purple

£12.99 - £29.99

9cm pot
3 × 9cm pots
Iris Black Dragon

Iris Black Dragon

£7.99

1 × rhizome
Iris Golden Edge

Iris Golden Edge

£24.99 - £57.99

2 litre pot
3 × 2 litre pots
Iris Superstition

Iris Superstition

£14.99 - £49.99

9cm pot
3 × 9cm pots
2 litre pot
3 × 2 litre pots
Iris chrysographes black-flowered

Iris chrysographes black-flowered

£12.99 - £59.99

9cm pot
2 litre pot
3 × 9cm pots
3 × 2 litre pots
Lathyrus odoratus Almost Black

Lathyrus odoratus Almost Black

£2.99

approx 20 seeds
Lilium Nightrider

Lilium Nightrider

£5.49

1 × bulb
Papaver somniferum (Paeoniiflorum Group) Black Paeony

Papaver somniferum (Paeoniiflorum Group) Black Paeony

£3.49

approx 500 seeds
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© Garden by Waitrose & Partners 2026. All rights reserved.