Achillea ageratifolia, GREEK YARROW, is a drought tolerant evergreen perennial that grows to 1 foot tall, and produces off white flowers in summer and fall. It can be grown in Zones 3-9. It can be grown either in the ground or in a container.

This plant is attractive to a long list of adult butterflies as well as beneficial insects and birds.
___________________________________________________________

Achillea, also known as YARROW or MILFOIL, is a drought tolerant member of the Asteraceae family. There are 184 species of YARROW of which ten are perennials that range in height from one to three feet and grow in Zones 3-10. Over a dozen cultivated Achillea are in this database – all are drought tolerant perennials that range in height from 1 foot to 3 feet tall. Achillea ptarmica, grows to 5 feet tall.

Achillea attract a long list of specific butterflies and is a worthy addition to a wildlife friendly garden. Sightings support that Achillea millefolium attract the most diverse butterfly species but these sightings may be due to the popularity or availability of the plant, rather than proof that other cultivated YARROW species are less attractive to a broad range of butterflies.

According to the USDA “common yarrow is a weedy species and can become invasive. Proper care should be used to control the spread of the plant from its desired growing location.” Its invasive attribute may contribute to it being beneficial to wildlife. It is claimed the cultivars are less invasive. You may want to check how A. millefolium behaves in your region before purchasing a variant.

Bird species attracted to the plant - to feed on insects and seeds - include flycatcher, jay, martin, oriole, phoebe swallow, sparrow, swift.