The more drab the flower, the more likely it is a wind-pollinated plant. The flowers of wind-pollinated plants usually appear in clusters. Examples include ragweed, Bermuda grass, and sagebrush.
Pines are exceptions to the airborne pollen rule.
Although they produce an abundance of pollen, these pollen grains are resinous, making it difficult for mucous membranes in the nose to absorb them. Go for the Show Surround yourself with insect-pollinated plants, which are safer. These are usually showy, colorful flowers such as pansies, tulips and irises. However, reactions to insect-pollinated plants can occur. Their fragrances may act as irritants and trigger reactions in allergic people who have sensitive airways.