Giant Sunflower

Latin name Helianthus annuus
Quantity per packet Approximately 50 seeds
$3.49

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Product information
Product
identification
Latin nameHelianthus annuus
FamilyAsteraceae
TypeAnnual flower
CycleAnnual
Quantity per packApproximately 50 seeds
Code produitWHPER-0189
Product
description

The giant sunflower is a spectacular plant that brings a true sense of wonder to the garden, both through its impressive height and the luminous power of its immense golden flowers. This variety of Helianthus annuus quickly transforms a simple space into a living backdrop, creating a majestic focal point, a natural screen, or even a fascinating small plant-lined path for children and adults alike. Throughout the summer, its robust stems vigorously reach for the sky, bearing large flower heads that attract bees, butterflies, and other pollinators before feeding birds with their abundant seeds. Its presence gives the vegetable garden or ornamental garden an exceptional, almost theatrical, vertical dimension, while contributing to local biodiversity. Easy to cultivate in rich, well-drained, and well-exposed soil, it generously rewards simple care with rapid and impressive growth. Its spectacular development also makes it an educational and fun crop, perfect for introducing children to gardening and observing nature. In a bouquet, at the back of a bed, or left standing to support wildlife, it always retains strong decorative power. Grandiose, useful, and inspiring, the giant sunflower is a must-have for giving the garden height, light, and character.

Sowing
guide
Sowing periodAfter all risk of frost
Sowing depth2 to 3 cm (0.8 to 1.2 in)
Germination temperature18 to 24°C (64 to 75°F)
Germination time7 to 14 days
Soil
and care
ExposureSun
Soil
Rich, well-drained, and slightly sandy
Watering
Regular
Bloom,
harvest
and garden
Garden use
Focal point, natural screen, cut flowers, birds, educational garden
Bloom period
July to September
Harvest
July to September
Size
and facts
HeightUp to 5 m (16.4 ft)
Spread40 to 50 cm (16 to 20 in)
Planting
partners
Good companions
Corn, bean, squash, cucumber, nasturtium
Avoid planting with
None known
The availability of our seeds varies depending on seasonal availability, production schedules and supplier inventory. Certain varieties may only be offered for a limited time based on their natural growth cycle, sowing period or available stock. These product pages are designed to help and inspire gardeners in choosing the right seeds for vegetable gardens, flower beds, pollinator gardens, container growing, naturalization projects and sustainable outdoor spaces.