Hollyhock Seeds - Double White
Hollyhock Seeds - Double White
Hollyhock Seeds - Double White
Hollyhock Seeds - Double White
Hollyhock Seeds - Double White

Double White Hollyhock Seeds - Flower Plant

Suitable for home gardening use
$16.99 USD
$16.99 USD
10% OFF Buy 2 Seed Packs
15% OFF Buy 4 Seed Packs
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Product description

Double White Hollyhock Seeds

Double White Hollyhock is a classic biennial or short-lived perennial admired for its tall flower spikes filled with elegant, fully double white blossoms. Its upright growth and timeless appearance make it an excellent choice for cottage gardens, borders, fences, walls, and mixed perennial plantings. Thriving in full sun with fertile, well-drained soil, this ornamental favorite provides abundant blooms throughout the summer while attracting pollinators.

Flower Seed
Biennial
Double Blooms
Pollinator Friendly

Key Features

Elegant Double White Flowers

Produces large, fully double white blooms that create a refined vertical display in ornamental gardens.

Tall Upright Flower Spikes

Develops sturdy flowering stems that add dramatic height and structure to landscape plantings.

Long Summer Blooming

Provides continuous flowers throughout the warm growing season under suitable conditions.

Classic Cottage Garden Plant

Perfect for borders, fences, walls, mixed perennial beds, and traditional cottage-style landscapes.

Product Highlights

Double white blooms
Tall flowering spikes
Summer flowering
Classic cottage garden plant
Pollinator friendly
Vertical landscape accent
Full sun
Rich, well-drained soil

Specifications

Scientific Name Alcea rosea
Common Name (US) Double White Hollyhock
Seed Type Flower Seed
Growth Habit Upright Biennial or Short-Lived Perennial
USDA Zones 3–9
Planting Season Spring or Fall
Growing Season Late Spring Through Summer
Sowing Season Spring or Fall
Sowing Months March–May, September–October
Germination Time 10–21 Days
Germination Conditions 65–75°F (18–24°C); Keep Soil Evenly Moist
Sunlight Full Sun
Soil Rich, Well-Drained Soil
Watering Moderate; Water Regularly During Active Growth
Mature Size 5–8 ft Tall × 18–24 in Wide
Plant Spacing 18–24 in Apart

Growing Guide

Step 1: Sow seeds directly outdoors or indoors in moist seed-starting mix.
Step 2: Keep the growing medium evenly moist and maintain warm temperatures during germination.
Step 3: Transplant seedlings into fertile, well-drained soil after they become established.
Step 4: Plant in full sun with adequate spacing and provide support for tall flower spikes if necessary.
Step 5: Water during dry periods and remove spent flower spikes after blooming to encourage healthy plant growth.

Perfect For Cottage Gardens, Borders, Fences, Garden Walls And Mixed Perennial Beds

Double White Hollyhock produces graceful towering flower spikes covered with elegant double white blooms throughout the summer. Its classic appearance, vertical growth, and dependable garden performance make it a beautiful addition to traditional landscapes and pollinator-friendly gardens.