Common Yarrow (Athair Thalún)
This native wildflower is a strongly scented, downy perennial of pastures, roadsides and waste places throughout Ireland that flowers from June until November. Feathery foliage (‘millefolium’ means ‘a thousand leaves’) that is grey-green with creeping shoots. White, sometimes pinkish daisy-like flower heads.
Site: Tolerates exposure and coastal sites
Soil: Well-drained
Position: Full sun
Season of Interest: Summer to Autumn
Hardiness: Fully hardy
Height: 20cm to 1m (8–40 inches) depending on conditions