· zinnias ’ easygoing nature means there are plenty of great choices for companion plants. Marigolds (tagetes spp. ) These 15 proven pairings boost blooms, improve plant health, attract pollinators, and reduce pest pressure naturally. · zinnias are some of the best companion plants out there, and not just for your vegetable patch, but for the flowers in your landscaping, too. · learn the best companion plants for zinnias —plus what to avoid. · because theyre so easy-to-grow, zinnias get along with most plants, but here are eleven of the best companion plants to pair with you summer zinnias. · 10 plants to grow with zinnias for a gorgeous pollinator friendly garden grow zinnias near these companion plants for more pollinators and bigger harvests. Let’s take a look at 13 of the best zinnia companion plants for your backyard. · from aromatic herbs that guard against insects to vertical bloomers that create stunning visual contrast, the following fifteen pairings will help you cultivate a healthier, more vibrant ecosystem that thrives all summer long. To help you narrow down your search and find some inspiration, we spoke to professional landscapers to learn which zinnia companion plants are their tried and true favorites.