Rose Checkermallow (Sidalcea virgata) is a charming perennial wildflower native to the western United States, particularly coastal and grassland habitats. This low-growing plant is prized for its delicate pink to rosy-purple blossoms that appear in late spring and early summer. Its compact form and attractive flowers make it a versatile choice for native gardens, pollinator habitats, and ecological restoration projects.
In its natural environment, Rose Checkermallow thrives in well-drained soils, often in sandy or loamy textures, and prefers areas with consistent moisture but good drainage. It is most commonly found in coastal prairies, open woodlands, and grassy meadows. This species plays a crucial role in supporting pollinators, attracting native bees, butterflies, and other beneficial insects. Its long-lasting blooms provide nectar and pollen, while its foliage can host caterpillars of certain butterfly species, contributing to its ecological importance. Additionally, Rose Checkermallow is listed as an endangered species in WA state and known to only occur naturally in one remnant habitat, adding to its importance for use in local restoration projects.
Rose Checkermallow is a resilient plant that tolerates partial shade to full sun and adapts well to garden conditions. Once established, it requires moderate watering and is relatively low-maintenance. This makes it an excellent addition to drought-tolerant landscapes, rain gardens, and wildflower meadows. Growing this plant from seed is straightforward. Seeds benefit from cold stratification for 30-60 days to enhance germination rates. Sow seeds directly in fall to allow natural winter conditions to prepare them for spring germination, or stratify and sow in early spring.
Rose Checkermallow - Sidalcea virgata
Scientific Name Sidalcea virgata Seeds in Pack ~200 / 1 g USDA Zone 6 - 10 Native Region OR, WA Phenology Perennial Height 12 - 24" Light Requirement Partial Shade to Full Sun Water Requirement Moderate Soil Type Well-Drained; Sandy or Loamy Germination Requirements Cold stratification (30-60 days) Provenance WA Planting Season Fall or Early Spring Bloom Season Late Spring to Early Summer Pollinators Bees, Butterflies, Hummingbirds