Hollyhock Seeds – Alcea rosea Flower Plant

Hollyhock is a tall flowering plant known for its impressive flower spikes and upright growth habit. Plants produce large blooms along sturdy stems, creating vertical interest in garden landscapes. This species is commonly grown in cottage gardens, borders, background plantings, and along fences or walls. Hollyhock performs best in full sun and well-drained soil, adapting well to a range of temperate growing conditions while providing abundant seasonal blooms.

Features

• Tall, upright flowering plant
• Produces large blooms on vertical flower spikes
• Suitable for cottage gardens and border plantings
• Creates height and structure in landscape designs
• Adapted to temperate growing conditions
• Performs well in well-drained soils
• Suitable for ornamental and pollinator-friendly gardens

Specifications

• Scientific Name: Alcea rosea
• Common Name (US): Common Hollyhock
• Seed Type / Variety: Alcea rosea
• Growth Habit: Biennial or short-lived perennial
• USDA Zones: 3-9
• Planting Season: Spring and Fall
• Growing Season: Spring through Summer
• Sowing Season: February-April and September-October
• Germination Time and Conditions: 10-21 days at 65-75°F (18-24°C)
• Sunlight Requirements: Full sun
• Soil Requirements: Fertile, well-drained soil
• Watering Needs: Moderate watering; keep soil evenly moist during establishment
• Mature Plant Size: 60-96 inches tall, 18-24 inches spread
• Plant Spacing: 18-24 inches apart