If you’re looking for the perfect combination of plants then here are a few to get you started:
Basil + tomatoes, peppers, beans or lettuce
Tomatoes + chives, garlic, oregano, catnip or sage
Marigolds + any vegetables (except beans or peas)
Lettuce + herbs, any tall flower or foliage to help shield it from the sun
Calendula + tomatoes
Chamomile + onions
Chives + brassicas, carrots or tomatoes
Dill + cabbage, cucumbers or lettuce
Nasturtium + cucumbers, radishes or tomatoes
A few flowers that are wonderful to sow in with any of your edibles are cosmos, chrysanthemums and echinacea.