Sunflower, American Giant Hybrid Seeds

Helianthus annuus

Regular price $2.99
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Sunflower, American Giant Hybrid Seeds

Helianthus annuus

Regular price $2.99
Regular price Sale price $2.99
Sale Sold out

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Product Information Chevron Down Chevron Forward

The American Giant Sunflower is a very tall summer annual.

These sunflower seeds are a high-yielding variety provides large, multi-headed flowers with high oil content, making it an excellent choice for harvesting edible seeds.

If you are looking for the biggest and tallest sunflower around, then boy have you found it. This sunflower can reach up to 16' tall with 10" wide blooms. Because of their size, American Giant Sunflowers make for perfect competition flowers. These ginormous blooms are supported on sturdy stalks with large leaves.

Interested in having your own sunflower garden? Check out this guide!

Sku: 4069

Vendor: Ferry-Morse

Common Name: Sunflower

Growing Information Chevron Down Chevron Forward
Safe for bees

for Bees

Good For Pollinators

Good For Pollinators

Grows best In

Best In:

Full Sun


Days to

14 - 21 Days


Container Size:



Growing Height:

168 - 192"

water Needs


Average (1 - 2 in / week)

Key Features Chevron Down Chevron Forward

Characteristics: Attracts Butterflies, Pollinators, Songbirds, and Specialized Bees, Pet Friendly

Botanical Name: Helianthus annuus

Approximate Number of Seeds Per Packet: 10

Plant Type: Flower

Plant Lifecycle: Annual

Pelleted Seed Count: 5 - 10

Fill Weight (grams): 1

Days To Bloom: 65 - 75 Days

Landscape Use: Bedding

Disease Resistance: Deer Resistance|Dry Soil|Poor Soil

Tolerance: Drought Tolerant

Growing Season(s): Spring|Summer

Harvest/Bloom Season(s): Summer

Package Dimensions: 3.25 x 4.5"

Instructions Chevron Down Chevron Forward

After all danger of frost, sow American Giant Sunflower seeds in open ground well exposed. Cover with 1" of soil. When plants are 4" tall, thin. Sunflowers need lots of water.

Planting Depth: 1"

Seed Spacing: Sow American Giant Sunflower seeds roughly 18 - 24" apart.

Nutrient Care Instructions: Apply SUPERthrive once per week. Soak in solution of 1/4 tsp per gal for 15 min. or longer depending on size and type.

Suggestions Chevron Down Chevron Forward

Excellent for tall blooming backgrounds and screens for unsightly places. Harvest seed by cutting flower heads when backs are yellow, then hanging downward in a warm, dry place.

At Ferry Morse, we are proud of our non-GMO & guaranteed fresh seeds.

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