MANY HERBS NATURALLY REPEL MOSQUITOES. You’ve likely heard of citronella, but did you know that essential oils of lemongrass, cedarwood, basil, eucalyptus,lavender, peppermint, rosemary and thyme also deter them? You can cut down on the mosquitoes in your garden by planting these herbs and even garlic, onions, and marigolds around your patio or deck. Choice has a variety of natural insect repellents available such as Still Pure’s Mozzie & Miggie spray and Beautiful Earth’s I