Alcea rosea – Double Yellow Rising to a majestic 57ft (150210cm), Alcea rosea Chaters Double Yellow dazzles with large, fully double, creamyyellow crepe-textured bloomseach 35 acrossappearing singly along tall, strong stems from mid-summer into fall. A spectacular architectural presence in sunny borders, cottage gardens, or against walls and fences, it also performs beautifully as a cut flower and draws pollinators like hummingbirds and butterflies.Cold-hardy in USDA zones39 , these biennial hollyhocks selfseed readily, ensuring joyful returns year after year. Thriving in full sun and well-drained soil, they only require average moisture and general care; rust can sometimes be an issue in humid climates. 1Bare Root Creamy fully double blooms Towering 57ft spikes Selfseeding Specifications Details Colour Creamy yellow double flowers Hardiness Zone 3 9 Plant Height 150210cm (57ft) Plant Width 4560cm (1824in) Sun Requirements Full sun Fragrant No Deer Resistant No Plant Timing March – May Bloom Timing July – August Plant Depth Crown at soil level Plant Spacing 4560cm (1824in)