Majestic Red Giant Sunflower Seeds For Planting

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$16.99
$16.99
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Majestic Red Giant Sunflower Seeds produce tall sturdy plants with striking deep red blooms that add dramatic color to outdoor gardens. Suitable for borders, cutting gardens and landscape planting, these flowers thrive in sunny locations with well drained soil. Their impressive height and vibrant blooms create eye catching displays throughout the growing season.
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Majestic Red Giant Sunflower Seeds For Planting

$16.99

Planting Season

Fall for winter blooms

Light Requirement

Partial Shade

Plant Height

8-12 in

Indoor/Outdoor

Indoor/Outdoor
Planting Information
Life Cycle Annual
Plant Characteristics Attracts butterflies blooms
Plant Type Flowering Annual
Flavour Profile Not/Applicable
Life Annual
Germination Time 8-15 days
Fruit Size Not/Applicable
Soil Type Well-drained garden soil
Soil pH 6.0 - 7.5
Spacing Between Plants 10-22 inches
Watering Needs Regular
Harvest Time Not/Applicable
Bloom Season All Season
Seeds per Pack 100
Seed Type Open Pollinated
Yield Potential High
GTIN 36002105754623

Sow seeds directly in well-prepared garden soil after the risk of frost has passed. Cover lightly with a thin layer of soil. Keep the soil consistently moist until germination occurs. Thin out seedlings to appropriate spacing once they have true leaves. For earlier blooms start seeds indoors 4-6 weeks before the last frost date.

Place the plants in a Partial Shade location. Water moderately allowing the soil to dry between waterings. Fertilize every 3-4 weeks with a balanced formula. Deadhead spent blooms regularly to encourage more flowering. Protect young plants from extreme weather conditions.

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Frequently Asked Questions

Everything you need to know before you sow.

What makes a red sunflower different from a traditional yellow sunflower?

Red sunflower varieties produce flower heads with red or reddish petals rather than the familiar bright yellow coloration.

Can giant red sunflowers create a garden backdrop?
Yes. Their tall growth can provide vertical structure and a strong background element in larger ornamental beds.

Should giant red sunflowers be protected from strong winds?
Tall sunflower stems can be vulnerable to strong winds, so sheltered planting or suitable support can help reduce stem movement.

Can red giant sunflowers be used as cut flowers?

Yes. The flower heads can be cut for seasonal arrangements when stems are harvested at a suitable stage.

How much planting space does a giant sunflower need?

Large sunflower plants generally need enough horizontal space for their roots, foliage and mature height without crowding nearby plants.

Do giant sunflowers change the appearance of a garden through the season?

Yes. They develop from tall leafy plants into prominent flowering stems, adding changing vertical interest as they mature.

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