Many people plant flowers to add fragrance and beauty to their gardens. Others may plant gardens to reap the benefits from the harvest. One obscure reason people could and should sow plants is to learn from them.
Years ago when my three children were aged 6, 9, and 12, I became pregnant with my fourth child. She was a bit of an oops baby. We were just beginning the stage of semi-having our lives back, since our three children were more or less self-sufficient, when here I was pregnant with a fourth child.
