In both of the stories, marigold flowers are mentioned. Although, in Sowing Change, there are many more flowers mentioned.
In both of the stories, the government plays a huge roll. Like how, in sowing change, they wouldn't have been able to do nonprofit without government support, And in Marigolds how the government was slowly repairing itself
In the text, Sowing Change, the garden and flowers makes many people happy. In the story Marigolds, one of the characters happiness revolves around flowers.
In sowing change, the setting is in present day, while Marigolds is in the past.
In Sowing Change, the setting is in Chicago. While Marigolds is in Maryland.
In Sowing Change, the flowers are grown in a more urbanized area. As in Marigolds they are grown in rural areas.