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Helianthus annuus ‘Big Smile’

Annual sunflower

Garden

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  • Helianthus annuus ‘Big Smile’ | Copyright Greenplantswap 2019

Features

  • BloomsNovember to September
  • Height2m
  • Growth HabitUpright rosette
  • Flower ColourYellow with brown centre
  • Leaf ColourMedium green

Description

Helianthus annuus ‘Big Smile’ (Annual sunflower). Has flowerheads about 10cm across with dark yellow disk florets and lighter yellow ray florets.

Characteristics

Annual, Shrub or Herbaceous

Other common names

Sunflower

Origin

USA to C. America

Interest and use

Border, culinary, cutting bed

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  • Helianthus annuus ‘Big Smile’ | Copyright Greenplantswap 2019

Needs

  • LightFull sun
  • 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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