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Product Description
Bring elegance and vibrant color to your garden with Blue Hydrangea Flower seeds. Known for their striking blue blooms and compact growth habit, these plants are perfect for flower beds, borders, and container planting. These seeds are heirloom and GMO-free, ensuring reliable growth and long-lasting ornamental beauty for home gardeners.
Features & Specifications:
Plant Type: Hydrangea (Blue variety)
Seed Type: Heirloom, Non-GMO
Flower Color: Blue
Growth Habit: Compact, bushy, ornamental
Height: 30–50 cm (12–20 inches)
Bloom Time: Summer to autumn
Ideal Use: Flower beds, borders, containers, compact gardens
Climate: Prefers full sun to partial shade; well-drained soil
Planting & Sowing Instructions:
Soil: Use well-draining soil suitable for outdoor planting.
Sowing: Sow seeds 0.5–1 cm deep in seed trays or pots.
Watering: Keep soil lightly moist until germination; avoid overwatering.
Light: Full sun to partial shade for optimal flowering.
Temperature: Germination occurs best at 18–22°C (64–72°F).
Germination: Seeds typically sprout within 2–3 weeks.
Transplanting: When seedlings have 2–3 sets of true leaves, transplant to garden beds, borders, or containers.

Life Cycle
Perennial Flowering Shrub
Planting Season
Summer Blooming Season
Growth Habit
Compact Bushy Growth
Flavor Profile
Non Edible Variety
Plant Characteristics
Large Blue Mophead Blooms
Use
Borders Foundation Planting
Growing Conditions
Moist Well Drained Soil
Harvest Advantages
Long Lasting Flowers
Plant Resistance
Cold Hardy Variety
Scientific Name: Hydrangea macrophylla
Seed Names
Hydrangea Macrophylla Blue
Seed Type
Heirloom Open Pollinated
Blue Hydrangea is a classic heirloom flowering shrub admired for its large mophead blooms in rich blue tones. With compact bushy growth, it thrives in partial shade and moist well-drained soil, making it perfect for borders and foundation plantings in home gardens.
Light Requirement
Partial Shade Sun
Planting Depth
Surface Light Press
Sowing Method
Indoor Seed Start
Plant Spacing
24–36 Inches Apart
Days to Maturity
365–730 Days
Soil Preparation
Cold Stratify Seeds
Hardiness Zones
5–9 USDA
Water Needs
Moderate Consistent Moisture
Planting Season
Spring Early Summer
Seed Count
Recommended Coverage
100
Up to 80 sq ft
500
Up to 400 sq ft
1000
Up to 800 sq ft