Butterfly Weed Seedlings (Gaithersburg - Darnestown area)

Seedlings - Gardeners who love seeing butterflies in their gardens plant butterfly weed (Asclepias tuberosa) for its late spring to late summer clusters of yellow, orange, and red flowers. But the narrow, green leaves of butterfly weed also serve as an important food source for growing monarch butterfly larvae (caterpillars)
https://www.bhg.com/gardening/plant-dictionary/perennial/butterfly-weed/