How to Grow Sunflower 'Tangina'

Sunflower 'Tangina'

Helianthus annuus 'Tangina'

flower

Tangina is a stunning tall sunflower variety known for its large, golden-yellow flower heads with dark centers and robust growth habit. This cultivar typically reaches 5-7 feet in height and produces single, impressive blooms ideal for cutting and garden displays. It's a classic choice for those seeking traditional sunflower beauty with reliable performance.

Growing Conditions

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Sun: Full sun, 6-8 hours daily minimum (8+ hours ideal for maximum flowering)

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Water: Moderate watering; keep soil consistently moist but not waterlogged during establishment and growth. Water deeply and less frequently as plants mature. Drought-tolerant once established but flowers are larger with adequate moisture.

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Spacing: 12-18 inches

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Days to maturity: 70-100

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Planting depth: 1-1.5 inches

Soil

Type: Well-draining loamy soil, tolerant of various soil types

pH: 6.0-7.5

Amendments:

Compost Aged manure Perlite or coarse sand for drainage enhancement

Growing Zones

Find your zone →

Thrives in zones 2-11, performs best in zones 4-9 with moderate temperatures

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a

Growth Stages

Seedling

2-3 weeks

Thick, robust cotyledons emerge within 7-10 days. First true leaves develop; seedlings are sturdy and fast-growing.

Thin seedlings to proper spacing early to reduce competition. Protect from slugs and cutworms. Provide bright light if growing indoors.

Vegetative

3-4 weeks

Plant develops 4-8 pairs of true leaves and a strong central stem. Rapid height growth occurs; plant becomes visibly tall and sturdy.

Support taller varieties with staking or cages if in windy locations. Ensure consistent moisture. Fertilize sparingly to avoid excessive vegetative growth at expense of flowers.

Budding

2-3 weeks

Terminal flower bud forms at the top of the main stem; buds are tightly closed and green.

Maintain consistent watering; stress at this stage reduces flower size. Pinch side shoots if single large flower desired. Monitor for spider mites in dry conditions.

Flowering

2-4 weeks

Large golden-yellow flower head opens fully, revealing dark brown center disk florets. Peak bloom stage lasts 1-2 weeks.

Peak bloom period for cutting and viewing. Stake if necessary to prevent bending under weight. Deadhead side buds if only terminal flower is desired.

Seed Development

3-4 weeks

Petals fade and drop; center disk florets mature into seeds. Back of flower head browns and dries; seeds develop with distinctive striped or solid dark gray-black pattern.

Leave on plant if collecting seeds. Reduce watering as plant enters dormancy. Protect ripening seeds from birds with netting if desired.

Companion Planting

Plan your garden →

Plant with:

Zinnias Cosmos Marigolds Beans Corn Cucumbers Lettuce Nasturtiums

Avoid planting near:

Fennel Dill Tomatoes Potatoes Brassicas (in same bed due to allelopathy)

Common Pests

Hand-pick beetles early morning; use neem oil spray; encourage natural predators like tachinid flies
Increase humidity via misting; use strong water spray to dislodge; apply insecticidal soap if severe
Spray with water to dislodge; use insecticidal soap; attract ladybugs with companion plantings
Protect seedlings with physical barriers; apply diatomaceous earth around base; encourage ground beetles
Remove infested flower buds; plant in rotation with non-host crops; avoid planting near wild sunflowers
and
Use netting over ripening seed heads; harvest before complete maturity; provide alternate food sources away from crop

Uses

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Sunflower seeds and oil

Culinary

Mature seeds are harvested and dried for eating raw or roasted as a nutritious snack rich in vitamin E, selenium, and healthy fats. Cold-pressed sunflower oil is a popular cooking and salad oil. [source]

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Cut flowers and floral arrangements

Household

Large, vibrant flower heads are prized for fresh-cut arrangements, vases, and traditional bouquets. They have excellent vase life (7-12 days) and make dramatic focal flowers in indoor displays. [source]

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Dried flowers and seed heads

Craft

Flower heads and stems dry beautifully for dried arrangements, wreaths, and craft projects. Dried seed heads are used in decorative fall and winter displays. [source]

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Bird and pollinator food

Wildlife

Mature seed heads attract goldfinches, chickadees, and other seed-eating birds. Blooms provide nectar and pollen for bees, butterflies, and beneficial insects throughout flowering season. [source]

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Traditional herbal and nutritional support

Medicinal

Sunflower seeds have been used in traditional medicine for skin health and general wellness. Seeds and sprouts contain chlorogenic acid and other phytonutrients with antioxidant properties. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Cut flowers for arrangements when fully open but with pollen still intact (1-2 days after opening); cut stems in early morning for longest vase life. For seeds, wait until the back of the flower head turns brown and begins to dry, then cut with 12 inches of stem attached. Hang bundles upside down in a warm, dry location (garage or shed) for 2-3 weeks until seeds easily separate. Rub dried heads over a bucket to collect seeds.

Fun Facts

🌱 Sunflowers exhibit heliotropism when young, tracking the sun's movement from east to west during the day; mature blooms typically face east and remain stationary.
🌱 Tangina and similar tall varieties can reach 7+ feet and were famously painted by Vincent van Gogh, who was captivated by their bold color and architectural form.
🌱 A single sunflower head contains 1,000-2,000 individual florets arranged in a mesmerizing Fibonacci spiral pattern—a mathematical phenomenon found throughout nature.

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