Skip to main content

Common Sunflower (Helianthus annuus)

Helianthus annuus, or Sunflower, is a fast-growing annual herb with large, bright yellow flower heads. It is cultivated for edible seeds, oil, and as an ornamental.

Above information is sourced from Wikipedia

Sunlight

Requires at least 6-8 hours of direct sunlight daily for optimal growth and flowering.

Watering

Keep soil consistently moist but not waterlogged, especially during flowering.

Soil

Well-draining, fertile loam.

Temperature

Thrives in warm temperatures, ideally between 18-30 °C. Protect from frost.

Habitat

Outdoor

Fertilizer

Fertilize moderately with a balanced fertilizer during the growing season, especially in poor soils.

Care Requirements

Light

Requires at least 6-8 hours of direct sunlight daily for optimal growth and flowering.

Water

Keep soil consistently moist but not waterlogged, especially during flowering.

Soil

Well-draining, fertile loam.

Temperature

Thrives in warm temperatures, ideally between 18-30 °C. Protect from frost.

Habitat

Outdoor

Fertilizer

Fertilize moderately with a balanced fertilizer during the growing season, especially in poor soils.

Plant Overview

Plant Type

Herb

Plant Category

Flowering, Ornamental, Vegetable

Plant Place Type

Ground, Garden, Pot

Plant Environment

Outdoor

Lifespan

Annuals

Plant Height

1-3 m

Spread

0.3-1 m

Growth Rate

Fast

Leaf Color

Green

Leaf Type

Ovate to heart-shaped

Flower Size

10-30 cm

Optimal Sunlight Lux

75000

Image Gallery

Synonyms
Helianthus aridus Rydb.
Helianthus erythrocarpus Bartl.
Helianthus grandiflorus Wender. ex Steud.
Helianthus indicus L.
Helianthus jaegeri Heiser
Helianthus lenticularis Douglas ex Lindl.
Helianthus lindheimerianus Scheele
Helianthus macrocarpus DC.
Helianthus ovatus Lehm.
Helianthus pumilus Pers.
Helianthus ultiflorus L.
Taxonomy
  • kingdomPlantae
  • divisionTracheophyta
  • classMagnoliopsida
  • orderAsterales
  • familyAsteraceae
  • genusHelianthus
  • speciesHelianthus annuus
Toxicity

Toxic for humans

No

Rating: 0/5

Toxic for pets

No

Rating: 0/5

Edible

Yes

Non-toxic to humans and pets.

Additional Care Tips

FAQs