bushes of wild tiny ageratina adenophora weed.

adenophora adenophorum ageratina ageratum agrimony asteraceae background billy goat weed bloom blooming blossom botany bush catspaw catweed cluster crofton eupatorieae flora flower foliage garden glandular grass green greenery hemp herbaceous invasive leaf leaves mexican devil nature noxious ornamental plant shrub small snakeroot stem sticky eupatorium summer thoroughwort white wild wildflower