There are only a couple hundred arbuscular mycorrhizal species worldwide, compared to the thousands of ectomycorrhizal species. These arbuscular mycorrhizal fungi are generalists, meaning that even the few species that exist in nature can colonize the roots and should link most of the garden vegetable plants. Like corn, squash, beans, peas, tomatoes, onions, carrots, eggplant, lettuce, garlic, potatoes, yams.
