 | Hello Yellow Butterfly Weed. The Hello Yellow Butterfly Plant (Asclepias tuberosa 'Hello Yellow') has all the advantages of the native wildflower, but with the added appeal of shockingly bright yellow flowers, which bloom from July through August! Bold green foliage with slender leaves are lovely backdrops to other plants in the landscape! Butterflies love to visit this brilliant flower for nectar, and the foliage of the Asclepias varieties is the only thing Monarch butterfly caterpillars will eat. They will also attract beneficial... - Hello Yellow Butterfly Weed. |