If you are growing your Gardenia as a potted plant indoors, keep it out of direct, hot sun, and allow it to only get bright light. I think that your 'black mold' is more than likely an algae growth, which is a cosmetic problem for your plant rather than a health problem.
Monona is a city in Dane County, Wisconsin, United States. The population was 7,533 at the 2010 census. It is completely surrounded by Madison and is part of the Madison Metropolitan Statistical Area.
Plum Lake redirects here. For other uses, see Plum Lake (disambiguation). Plum Lake is a town in Vilas County, Wisconsin, United States. The population was 486 at the 2000 census. The census-designated place of Sayner and the unincorporated community of Star Lake are located in the town. 1 Demographics.