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Helianthus annuus ‘Russian Giant’

Annual sunflower

Garden

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Features

  • BloomsJuly to September
  • Height2m to 4m
  • Spread0.3m
  • Growth HabitUpright rosette
  • Flower ColourYellow, brown centres
  • Leaf ColourMedium green

Description

Helianthus annuus ‘Russian Giant’ (Annual sunflower). Produces very large, single, yellow flowers with brown centres.

Characteristics

Annual, Shrub or Herbaceous

Other common names

Sunflower

Origin

North America

Interest and use

Border, culinary, cutting bed

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Needs

  • LightFull sun or Part shade
  • HardinessTender (min 11°C)
  • SoilWell drained, Fertile, Low salinity
  • Soil pH6.0 to 7.0
  • WaterSemi-moist

Cultivation

May needs staking.

Propagation

Watch for snails.

Pests, diseases or disorders

May be invasive. Watch out for snails.

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