Question: what is the diffrence between annuals and perennials?
Answer: Annuals grow, flower, set seed and die in one summer. Annuals must be replanted every spring. Perennials live three or more years. I think of it as p for permanent, although they aren't quite THAT long lived.
Q&A Library Searching Tips
When singular and plural spellings differ, as in peony and peonies, try both.