Rose of Sharon Hibiscus syriacus “Doppel Blau”, Beautiful Flower Seeds for Gardening your Back Yard Space

Rose of Sharon “Doppel Blau” (Hibiscus syriacus) Stunning Blue-Purple Blooms for Ornamental Hedges and Backyard Gardens
Hibiscus syriacus “Doppel Blau,” commonly known as Rose of Sharon, is a deciduous flowering shrub valued for its striking blue-purple blooms and upright growth habit. Ideal for ornamental hedges, garden borders, and container planting, these flowers provide continuous color and decorative appeal. Easy to grow and long-lasting, “Doppel Blau” enhances backyard gardens with vibrant, seasonal beauty and ornamental charm.

Features:

Premium Hibiscus syriacus seeds with high germination
Produces vibrant blue-purple blooms ideal for ornamental planting
Perfect for hedges, garden borders, and container planting
Long-lasting flowers with moderate care requirements
Attracts pollinators and enhances garden aesthetics

Specifications:

Botanical Name: Hibiscus syriacus “Doppel Blau”
Common Name: Rose of Sharon
Flower Color: Blue-purple
Plant Type: Deciduous flowering shrub
Height/Spread: 120180 cm tall / 100150 cm wide
Light Requirement: Full sun
Soil Type: Well-drained, fertile soil
Watering: Moderate; maintain evenly moist soil
Sowing Time: Spring or after last frost
Blooming Season: Summer to early autumn
Zones: USDA 59
Days to Germination: 1421 days
Temperature for Germination: 2025C (6877F)
Spacing: 5060 cm apart

Planting & Growing Guide:

Sow seeds in well-drained, fertile soil in hedges, borders, or large containers.
Keep soil consistently moist until germination occurs (23 weeks).
Thin seedlings to proper spacing for healthy growth.
Provide full sun for vibrant and continuous flowering.
Prune lightly to encourage bushier growth and more blooms.