Pink-Flowered Smartweed
Persicaria maculosa · Warm-season, annual, C3
AI-generated identification · may be incorrect
Grass Category
Invasive/Weed
Hardiness Zones
USDA zones 3-9, highly adaptable to various temperate and subtropical climates.
About This Grass
Upright branching habit reaching 1-2 feet tall with distinct pink to purplish flower spikes. Foliage is vibrant green often featuring dark triangular spots on the leaves.
Blade Characteristics
Broad lanceolate leaves with pointed tips and smooth margins, featuring prominent membranous sheaths around the stems.
Growing Information
Growth Habit
Stoloniferous and erect, forming dense spreading patches.
Sunlight & Water Needs
Thrives in full sun to partial shade with a high preference for moist to wet soils.
Mowing & Maintenance
Requires manual removal or selective herbicides as standard turf mowing often misses low-growing stems.
Identified on 10/19/2026