Giant Zinnia Seeds - Flower Plant

Giant zinnia is a warm-season annual known for its tall, upright growth and large flower heads. It develops sturdy, branching stems that produce prominent blooms throughout the growing season. This plant grows well in warm climates and performs best in full sun with well-drained soil. Giant zinnia establishes quickly and is suitable for garden beds, borders, and container planting, maintaining continuous flowering with consistent care.

Features

• Tall, upright plant with strong branching habit
• Produces large flower heads during the season
• Suitable for warm and sunny climates
• Adaptable to garden beds, borders, and containers
• Continuous flowering throughout the growing season

Specifications

• Scientific name: Zinnia elegans
• Common name (US): Zinnia
• Seed type / variety: Giant
• Growth habit: Upright, branching annual
• USDA zones: 2–11 (grown as annual)
• Planting season: Spring to early summer
• Growing season: Warm season
• Sowing Season: February to May
• Germination time and conditions: 5–10 days at 20–25°C
• Sunlight requirements: Full sun
• Soil requirements: Well-drained, moderately fertile soil
• Watering needs: Moderate, avoid overwatering
• Mature plant size: 90–120 cm height, 30–45 cm spread
• Plant spacing: 25–30 cm between plants