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Product Description
Grow something truly spectacular with Giant Titan Sunflower Flower Seeds! These premium-quality seeds are known for their excellent germination rate and are perfect for gardeners of all experience levels. Whether you're planting in a spacious backyard or a sunny container, these towering sunflowers—famous for their massive blooms and sturdy stalks—will add drama and beauty to any space. With just a little care, you’ll enjoy a stunning display that attracts pollinators and brightens your garden with bold, golden cheer.
All of our seeds, whether for flowers, vegetables, fruits, or herbs, are selected for their vigor, purity, and reliability. Growing your own plants from seed is not only easy and fun—it’s also deeply rewarding. There’s nothing quite like watching your garden flourish and harvesting the fruits (or flowers!) of your labor. Start your garden journey or expand your green space today with seeds that bring joy from sprout to bloom.

Life Cycle
Annual
Planting Season
Spring
Growth Habit
Tall, Upright
Flavor Profile
Nutty, Edible
Plant Characteristics
Large Yellow Blooms
Use
Borders, Cut Flowers, Edible Seeds
Growing Conditions
Full Sun, Well-Drained Soil
Harvest Advantages
High Yield, Pollinator Friendly
Plant Resistance
Heat Tolerant
Helianthus annuus 'Titan'
Seed Names
Titan Sunflower Seeds, Helianthus annuus 'Titan'
Seed Type
Heirloom
The Giant Titan Sunflower is a towering annual known for its impressive height and massive flower heads. Reaching up to 12–14 feet tall, it produces blooms that can span up to 24 inches in diameter. These sunflowers are not only visually striking but also yield large, edible seeds, making them a favorite for both ornamental and practical gardening purposes.
Light Requirement
Full Sun
Planting Depth
1–2 Inches
Sowing Method
Direct Sow
Plant Spacing
18–24 Inches
Days to Maturity
75–90 Days
Soil Preparation
Soak 24 Hours
Hardiness Zones
3–10
Water Needs
Moderate
Planting Season
Spring
Seed Count
Recommended Coverage
100
Up to 100 sq ft
500
Up to 500 sq ft
1000
Up to 1000 sq ft
Giant Titan Sunflower plants can reach varying heights depending on the variety en usually between 1 to 3 feet when fully grown.
Giant Titan Sunflower seeds thrive best in full sunlight and well-draining soil. They prefer moderate watering and grow well in warm climates.
After germination en ensure the Giant Titan Sunflower plants receive regular sunlight and avoid overwatering. Deadhead spent blooms to encourage continuous flowering.
Yes en Giant Titan Sunflower seeds can be grown successfully in containers as long as the pot has good drainage and enough sunlight exposure.
The best time to plant Giant Titan Sunflower seeds is during spring or early summer when the soil is warm and frost-free.
"The Giant Titan Sunflower seeds do wonderfully in sunny spots! I planted mine by a fence, and they�ve turned into gorgeous, towering sunflowers. If you�re looking to brighten up a garden, these are perfect!"
"I planted these Giant Titan Sunflower seeds in early spring, and by summer they were towering over the rest of my garden. The blooms are massive, bright yellow, and stand tall, creating a beautiful spectacle. They are easy to grow and require minimal care!"
"I planted these sunflowers along a trellis and created a stunning sunflower wall in my backyard. The plants grew straight up and didn�t need much support. I love the giant blooms they produced!"
"While the flowers are large and beautiful, they didn�t grow as big as I expected compared to some other reviews. Still, they added a nice touch to my garden and were easy to manage."
"These seeds produce some of the largest sunflowers I've ever seen! I followed the instructions carefully, and they grew quickly and strong. I was shocked by how big the heads got, and the seeds are perfect for birds."