Achillea ptarmica ‘Diadem’ ‘Peter Cottontail’ (Yarrow) $17.95 5″ Achillea ptarmica 'Diadem' 'Peter Cottontail' (Yarrow) quantity Add to cart Category: Perennials Related products Aquilegia ‘Early Bird Red & White’ (Columbine) $17.00 Add to cart Artemisia ‘Silver Mound’ $15.95 Add to cart Achillea Milly Rock Red (Yarrow) $14.95 Add to cart Achillea red (Yarrow) $14.95 Add to cart