Q.propagating plants
A friend of mine said his mom used to break off a flower from a plant, put it on the ground and cover it with a pickle jar and it would start a new plant. Is that possible, and how exactly does it work?
There are many different methods of propagating plants depending on the type of plant it is and type of cutting that is obtained from it. The following articles will explain these different methods:
https://www.gardeningknowhow.com/garden-how-to/projects/rooting-plant-cuttings.htm
https://www.gardeningknowhow.com/ornamental/trees/tgen/how-to-root-cuttings-from-various-shrubs-bushes-and-trees.htm
Here is a link to an article where somebody propagated a fuchsia cutting using a pickle jar. A pickle jar conserves moisture much like a greenhouse does:
http://ucanr.edu/blogs/blogcore/postdetail.cfm?postnum=16740