Achillea ptarmica 'The Pearl' is a broadleaf semi-evergreen or deciduous perennial with green foliage. In summer white flowers emerge. Attracts bees, butterflies and beneficial insects making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Adapts to various soil conditions. Does well in well-drained, lean, average, gritty, rocky and alkaline soil. A good option if you're seeking something seaside / salt tolerant, heat tolerant, pollution tolerant and wind tolerant. CHARACTERISTICS OF Achillea ptarmica 'The Pearl' Plant type: perennial Plant family: asteraceae Foliage: semi-evergreen or deciduous green Mature size: 1 FT - 2 FT - wide, 1 FT - 2 FT - tall Flowers: white blooms in summer GROWING CONDITIONS for Achillea ptarmica 'The Pearl' USDA Zones: 3a - 9b Sun exposure: sun - mostly sun Watering frequency: regular - low Resistant to: deer and rabbit, seaside / salt, heat, pollution and wind Soil needs: well-drained, lean, average, gritty, rocky and alkaline PURCHASING INFO We independently publish plant data to enable garden enthusiasts to search and filter plants from multiple nurseries at once. Depending on availability, you can purchase plants directly through us (fulfilled by trusted nurseries) and via links to reputable online retailers. We may earn a commission on qualifying purchases.