Achillea Millefolium Varieties: 12 Reliable Cultivars & Care Guide
Achillea millefolium varieties are not interchangeable ornamental choices—they’re ecologically distinct selections bred for specific climates, soil types, and design functions. Of the 85+ named cultivars released since the 1970s, only 12 demonstrate consistent hardiness (USDA Zones 3–9), reliable flowering from…