As your watching this video by Survival Lilly, remember that there are all kinds of marigolds growing throughout the world. The different plants have different properties, some with unhealthy effects.
The botanical name of this marigold is calendula officinalis. If you buy seeds–any seeds–always know the “official” name.
There’s no doubt that herbs should be part of your survival garden. Your garden should provide both nutritious vegetables and plants for home remedies. Medicinal remedies that may no longer be available anywhere if the SHTF.