25 Seeds Double White Hollyhock Perennial Pure White Tall Cottage Garden Border Cut Flower

These Double White Hollyhock seeds grow into stately, towering plants covered in fluffy, fully double, pure white blooms. A timeless classic for the cottage garden, these hardy flowering perennials create a dramatic vertical display along sunny borders and fences, bringing old-fashioned elegance and impressive height to any landscape.

Perfect for ornamental garden beds, as a high-impact backdrop for lower-growing flowers, or as a long-lasting cut flower in fresh arrangements. These robust plants readily produce majestic spires of ruffled blossoms, offering weeks of ornamental value and adding a striking focal point to the garden year after year.

Species: Alcea rosea
Variety: Double White
Type: Perennial (often grown as a biennial)
Plant_Habit: Tall, upright spires
Sun: Full sun
Soil: Well-draining, moderately fertile
Days_to_Harvest: Not applicable (flowers typically begin in the second year)
Zones: 3 to 9
Germination: 14 to 21 days at 15-21°C (60-70°F)
Sowing: Sow on the soil surface; light aids germination. Thin or transplant to final spacing after true leaves appear.
Spacing: 18 to 24 inches apart
Notes: May self-seed in suitable locations; deadheading spent spikes extends the bloom period.