Smooth Hydrangea Flower Seeds
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Add soft, elegant beauty to your landscape with Smooth Hydrangea Flower Seeds (Hydrangea arborescens). Known for its large, rounded clusters of white to pale green blooms, this hardy native shrub brings a refined touch to borders, woodland gardens, or foundation plantings. With premium-quality seeds and strong germination, Smooth Hydrangea is a great choice for gardeners seeking long-lasting summer color and reliable performance.
Thriving in partial shade to full sun and moist, well-drained soil, this low-maintenance shrub is loved for its adaptability and continuous flowering. Its blooms attract pollinators and also work beautifully in fresh or dried floral arrangements. Start from seed and enjoy a graceful, enduring plant that enhances your garden with classic charm and natural resilience year after year.

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Features
Life Cycle
Deciduous Shrub
Planting Season
Spring to Fall
Growth Habit
Upright, Bushy
Flavor Profile
None
Plant Characteristics
Large, Rounded Blooms
Use
Ornamental, Cut Flowers
Growing Conditions
Moist, Well-drained
Harvest Advantages
Long-lasting Blooms
Plant Resistance
Deer-resistant, Drought-tolerant
About Smooth Hydrangea Flower Seeds
Hydrangea arborescens
Seed Names
Smooth Hydrangea
Seed Type
Flower Seed
The Smooth Hydrangea is a hardy, deciduous shrub known for its large, round clusters of white to pink flowers. It thrives in moist, well-drained soils and blooms profusely in the summer. A favorite in gardens and landscapes, it also works wonderfully as a cut flower in bouquets, offering long-lasting beauty both in the garden and indoors.
Planting Information
Light Requirement
Partial Shade to Full Sun
Planting Depth
¼ - ½ inch
Sowing Method
Direct Sowing or Indoors
Plant Spacing
3 - 5 feet
Days to Maturity
90-120 Days
Soil Preparation
Cold Stratification
Hardiness Zones
3-9
Water Needs
Moderate to High
Planting Season
Spring to Early Fall
Coverage
Seed Count
Recommended Coverage
100
10-15 sq ft
500
50-75 sq ft
1000
100-150 sq ft