Rainbow Sunflower Seeds - Heirloom Flower Plant for Home Gardens

Rainbow Sunflower is an annual flowering plant grown for its colorful blooms and tall upright growth. It develops strong stems with broad green leaves and produces large flower heads during the warm growing season. This variety is commonly planted in flower beds, borders, cottage gardens, and cut flower gardens. It grows best in full sun with fertile, well-drained soil.

Features

• Produces colorful sunflower blooms
• Tall upright annual growth habit
• Suitable for borders and cut flower gardens
• Warm-season flowering plant
• Grows well in full sun
• Prefers fertile, well-drained soil
• Suitable for home gardens
• Adds height to landscapes

Specifications

• Scientific Name: Helianthus annuus
• Common Name (US): Sunflower
• Seed Type / Variety: Rainbow Sunflower Seeds
• Growth Habit: Tall annual flowering plant
• USDA Zones: 2 to 11
• Planting Season: Spring
• Growing Season: Warm season
• Sowing Season: Spring after frost
• Sowing Months: March to June
• Germination Time and Conditions: 7 to 14 days at 21 to 25°C
• Sunlight Requirements: Full sun
• Soil Requirements: Fertile, well-drained soil
• Watering Needs: Moderate
• Mature Plant Size: 120 to 240 cm height
• Plant Spacing: 30 to 45 cm