The scent from various types of marigolds repels aphids, mosquitoes, and even rabbits. The roots of marigolds are well-known among farmers to repel nematodes. They have even been proven to repel whiteflies away from tomato plants.
Repel whiteflies, squash bugs, aphids, many beetles, and cabbage loopers. Nasturtiums release an airborne chemical that repels predacious insects, protecting not just the nasturtium but other plants in the grouping. But nasturtiums do not repel the all-important pollinator, that is the bumblebee.
Repel aphids, tomato hornworms, asparagus beetles, leafhoppers, and squash bugs. Some people think of petunias as nature’s pesticide.
Geraniums can repel leafhoppers and other types of insects. One type of geranium, Pelargonium Citrosum, is known as the Mosquito Repellent Plant. When in bloom, they have pretty flowers with a lemon-like fragrance that can help keep bugs at bay.
#15 Floss Flowers
Floss flowers contain coumarin, a chemical used in bug repellent sprays. Mosquitoes don’t like the smell of the chemical, which is also found in sweetgrass.
#16 Pitcher Plants
This plant is a great trap and ingests insects, such as ants, flies, wasps, bees, beetles, slugs, and snails.