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Annual Biennial

Zinnia elegans 'Benary's Giant Salmon Rose' (Benary's Giant Series)
  • RHS AGM
  • RHS Plants for pollinators

zinnia 'Benary's Giant Salmon Rose'

an annual growing to around 1m tall with lance-shaped leaves. Double, salmon-pink flowers up to 15cm across are borne on sturdy stems from mid-summer into autumn

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
1 year
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Orange Pink Green
Autumn Orange Pink Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H2
Botanical details
Family
Asteraceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Zinnia can be annuals, perennials or sub-shrubs, with branching stems bearing opposite leaves and solitary terminal flower-heads in summer

Name status

Unresolved

How to grow

Cultivation

Grow in a fertile, well drained soil in full sun

Propagation

Propagate by seed; resents root disturbance so either sow in situ in late spring after the danger of frost has passed or take care when transplanting from seed sown under cover with heat in early spring

Suggested planting locations and garden types
  • Cottage and informal garden
  • City and courtyard gardens
  • Cut flowers
  • Flower borders and beds
Pruning

Deadhead to prolong flowering. Pinch back stems of young plants to encourage branching unless long-stemmed flowers are required

Pests

Generally pest-free

Diseases

May be affected by foot and root rot, grey moulds, fungal leaf spot and powdery mildews

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