Wild indigo Baptisia tinctoria (L.) or aka: horsefly weed, clover bloom, cream wild indigo, dyer's baptisia, false indigo, indigo bromm, indigo weed, rattlebush, rattleweed, yellow broom, yellow wild indigo, anil tinctoria has finished blooming and by now started setting those small pillow shaped seed pods that rattle when shaken. The leaves, stems and seed pods are beginning to turn darker and from a green to an indigo blue and eventually black.
plants.usda.gov/core/profile?symbol=bati
We are also in need of black culver's root Veronicastrum virginicum (L.) or aka: culver's root, beaumont root, black root, blackroot, bowman's root, Brinton root, culver's physic, high veronica, leptandra, physic root, tall speedwell, whorly wort, whorleywortculebrina, purgante de culver, rai'z de culver, rai'z negra, vero'nica
The bloom period is almost if not already finished in most of this species' native range. Please consult these links for further information:
plants.usda.gov/core/profile?symbol=VEVI4
plants.usda.gov/factsheet/pdf/fs_vevi4.pdf