“The zinnia flower is one of the most exuberant flowers you will want to grow in your garden. Among one of the easiest flowers to grow, they can be started from seed and can brighten up your garden in no time. A symbol of endurance, they are also one of the longest blooming flowers. You can count on a gorgeous show of color from early summer to the first frost.” ( https://www.flowermeaning.com/zinnia-flower-meaning/ )