Seeds taken from supermarket peppers can be used to grow a new pepper plant. However, there are a few downsides to using supermarket pepper seeds. You will not know if the pepper is from another country or state, so you don't know how the plant will grow in your backyard. The seeds of the pepper plant may also grow into a different variety than the one you bought.
About this Author
Daniel Smith graduated from technical school in 1993 and has been writing since 2005. His has written numerous articles for the instructional website called eHow in areas including gardening, home improvement, celebrating special events and health-related topics.