This plant was found along Arastradero Creek Trail
I did this because there were both pink and white flower heads but you can't see that from the photo. Sigh.
Small flowers the size of my pinky nail and is a foot high with pipe cleaner style leaves
Achillea millefolium, known commonly as yarrow /ˈjæroʊ/ or common yarrow, is a flowering plant in the family Asteraceae. It is native to temperate regions of the Northern Hemisphere in Asia, Europe, and North America. In New Mexico and southern Colorado, it is called plumajillo (Spanish for 'little feather') from its leaf shape and texture. In antiquity, yarrow was known as herbal militaris, for its use in stanching the flow of blood from wounds. Other common names...