Achillea clavennae, a drought tolerant perennial, grows to 2 feet tall, and produces white flowers in summer and fall.

This plant is attractive to a long list of adult butterflies as well as beneficial insects and birds.
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Achillea, also known as YARROW, 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.

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