First of all before we can answer the question can rabbits eat achillea flowers we need to know a bit more about them.
Achillea is a group of flowers that are native to mostly Europe, North America and temperate areas of Asia.
The flower is part of the Asteraceae family as a genus by Linnaeus in 1753.
A common name for these flowers is “yarrow” and it came apply to a variety of species but usually applies to the Achillea millefolium.
The leaves of this flower are aromatic, hairy and frilly.
On the top of the stem it has a flat cluster of small flowers and there are also large.
The flowers come in a variety of colors such as red, white, pink, orange and yellow. These flowers usually get insects landing on them which means they are part of the pollination system [Source].
So Can Rabbits Eat Achillea?
No, they cannot eat this flower as it will make them sick if they were to consume this flower.