Giant annual sunflower for bold garden height

giant sunflower seeds are ideal for anyone who wants a classic, single giant sunflower variety with impressive presence in the summer border. This tall annual sunflower seeds selection is known for producing one large flower head per sturdy stem and reaching around 250 cm in height under suitable conditions. As a true SunnyFlowers favorite, it brings strong vertical structure to beds, borders, and cottage-style planting schemes while keeping the look simple and iconic.
Botanical name: Helianthus annuus.

Flowering display and sunny site preference

This Giganteus type is a full sun sunflower seeds choice, best suited to bright, open positions where plants can develop their full height and large blooms. Expect flowering from summer into early autumn, making it a striking seasonal feature behind lower annuals and ornamental grasses. The large, sunny flower head also works well as a focal point in mixed planting, and it can be used to create a cheerful backdrop along fences or walls.

Seed heads valued for garden wildlife interest

After flowering, mature seed heads are commonly appreciated in the garden for wildlife interest. Many growers also choose this as sunflower seeds for bird feed, leaving spent heads in place as a natural food source later in the season. If you are looking for giant sunflower seeds full sun performance with a traditional, towering silhouette, this annual giant sunflower option offers a straightforward, decorative result for sunny gardens.

Giant Sunflower Giganteus seeds (Helianthus annuus) – annual flower
Giant Sunflower Giganteus (Helianthus annuus) – annual flower seeds from SeedsChoice

Giant Sunflower Seeds Helianthus Annuus Giganteus Annual Flower

Botanical Name:
Helianthus annuus
Low stock
€4,45

Giant sunflower seeds for tall annual flowers reaching about 250 cm with large single heads

Package contains:
approx. 75 seeds | approx. 5 GRAM
Quantity:
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SKU:
SHA-GRO-031015-8
EAN:
8721445269648
Brand:
Shaphira
Collection:
Grove
Key Specifications -
  • Lifespan / Lifecycle
    Lifespan / Lifecycle Annual
  • Organic
    Organic No
  • Planting Method
    Planting Method Direct Sow + Indoor Start
  • Planting Period
    Planting Period Apr + Jun + Mar + May
  • Peak Season
    Peak Season Aug + Jul + Oct + Sep
  • Full Growth Height
    Full Growth Height > 120 cm
  • Sun / Light Requirements
    Sun / Light Requirements Full Sun
  • Spacing / Planting Width
    Spacing / Planting Width 30 - 45 cm
  • Soil Type / Requirements
    Soil Type / Requirements Loamy + Well Draining
  • Hardiness / Growing Zone
    Hardiness / Growing Zone Average Climates + Colder Climates + Warm Climates
  • Water Needs
    Water Needs Moderate
  • Days to Germination
    Days to Germination < 14 days
Product Features +
How to Sow and Plant +
How to Grow +
Tips +
FAQ +

Giant annual sunflower for bold garden height

giant sunflower seeds are ideal for anyone who wants a classic, single giant sunflower variety with impressive presence in the summer border. This tall annual sunflower seeds selection is known for producing one large flower head per sturdy stem and reaching around 250 cm in height under suitable conditions. As a true SunnyFlowers favorite, it brings strong vertical structure to beds, borders, and cottage-style planting schemes while keeping the look simple and iconic.
Botanical name: Helianthus annuus.

Flowering display and sunny site preference

This Giganteus type is a full sun sunflower seeds choice, best suited to bright, open positions where plants can develop their full height and large blooms. Expect flowering from summer into early autumn, making it a striking seasonal feature behind lower annuals and ornamental grasses. The large, sunny flower head also works well as a focal point in mixed planting, and it can be used to create a cheerful backdrop along fences or walls.

Seed heads valued for garden wildlife interest

After flowering, mature seed heads are commonly appreciated in the garden for wildlife interest. Many growers also choose this as sunflower seeds for bird feed, leaving spent heads in place as a natural food source later in the season. If you are looking for giant sunflower seeds full sun performance with a traditional, towering silhouette, this annual giant sunflower option offers a straightforward, decorative result for sunny gardens.

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