Blacknight Hollyhock Flower Seeds
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Bring a touch of dramatic elegance to your garden with Blacknight Hollyhock Flower Seeds—perfect for gardeners who love bold, show-stopping blooms. These high-quality seeds boast an excellent germination rate, making them ideal for both beginners and seasoned plant lovers. Whether planted in garden beds or large containers, Blacknight Hollyhocks grow into tall, striking plants with deep, velvety purple-black flowers that attract pollinators and admiration alike.
Easy to sow and rewarding to grow, these seeds are part of a versatile collection perfect for expanding your home garden—whether you’re growing vegetables, herbs, fruits, or other flowers. Enjoy the therapeutic process of planting, nurturing, and watching your garden flourish. With Blacknight Hollyhock seeds, you’re not just adding beauty to your space—you’re embracing the joy of gardening and the satisfaction of growing something truly special from seed to bloom.



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Features
Life Cycle
Biennial/Perennial
Planting Season
Spring, Early Summer
Growth Habit
Tall, Upright
Flavor Profile
Not Applicable
Plant Characteristics
Large Dark Blooms
Use
Ornamental, Garden Borders
Growing Conditions
Well-Drained Soil, Full Sun
Harvest Advantages
Stunning Blooms, Low Maintenance
Plant Resistance
Deer Resistant, Drought Tolerant
About Blacknight Hollyhock Flower Seeds
Alcea rosea
Seed Names
Blacknight Hollyhock, Alcea rosea
Seed Type
Flower Seeds
Blacknight Hollyhock produces tall, dramatic plants with deep, dark purple to black flowers. A striking addition to gardens or borders, this perennial or biennial plant thrives in full sun and well-drained soil, offering a bold floral display with minimal care.
Planting Information
Light Requirement
Full Sun
Planting Depth
1/4 Inch
Sowing Method
Direct Sow or Indoors
Plant Spacing
18–24 Inches
Days to Maturity
90–120 Days
Soil Preparation
No Stratification
Hardiness Zones
3–9
Water Needs
Moderate Watering
Planting Season
Spring or Early Summer
Coverage
Seed Count
Recommended Coverage
100
Up to 100 sq. ft.
500
Up to 500 sq. ft.
1000
Up to 1000 sq. ft.