普通のひまわり（Helianthus annuus）の種 – 庭園に定番の黄金色の花

Bring timeless beauty to your garden with our Common Sunflower (Helianthus annuus) Seeds. These premium seeds produce the classic, radiant golden blooms that have made sunflowers a beloved garden staple. Perfect for adding a cheerful focal point to garden beds, borders, and containers, these sunflowers also attract pollinators, enhancing the overall vibrancy of your outdoor space.

Key Features:

• Classic Golden Blooms: Yields traditional sunflowers with bright, golden-yellow petals.
• Pollinator Friendly: Attracts bees, butterflies, and birds, supporting a thriving garden ecosystem.
• Robust Growth: Vigorous, fast-growing plants that flourish in full sun and well-drained soil.
• Versatile Application: Ideal for garden beds, borders, containers, and cut flower arrangements.
• Easy to Grow: Simple to sow and maintain, making them suitable for gardeners of all experience levels.

Product Details:

• Botanical Name: Helianthus annuus
• Plant Type: Annual
• Mature Height: Typically 5–10 feet, depending on the variety and growing conditions
• Light Requirements: Full sun (at least 6 hours daily)
• Soil Requirements: Well-drained, fertile soil adaptable to a range of soil types
• Germination Time: Approximately 7–10 days under optimal conditions
• Seed Freshness: Premium, newly harvested seeds

Planting Instructions:

1. Sowing: Directly sow seeds in prepared garden beds or containers after the last frost. Plant seeds 1–2 inches deep in well-draining soil.
2. Germination: Maintain consistent soil moisture and a temperature of 70–75°F (21–24°C). Expect seedlings to emerge within 7–10 days.
3. Spacing: Thin seedlings to 12–18 inches apart to ensure adequate room for growth and proper air circulation.
4. Transplanting: If starting indoors, gradually harden off seedlings before transplanting them outdoors once the risk of frost has passed.

Care & Maintenance:

• Watering: Water regularly to keep the soil evenly moist during dry spells; mature sunflowers are moderately drought tolerant.
• Fertilizing: Apply a balanced fertilizer or organic compost every 4–6 weeks during the growing season to promote vigorous growth.
• Weed Control: Mulch around the plants to suppress weeds, retain moisture, and stabilize soil temperature.
• Staking: Provide support for taller varieties if necessary, especially in windy conditions.
• Deadheading: Remove spent blooms to encourage continuous flowering and maintain a tidy appearance.