Plants That Repel Bugs

Aphids: mints, garlic, chives, coriander, anise and nasturtium or petunia around fruit 
trees.

Cabbage maggots: mints,tomato,rosemary,sage.

Cabbage moth: mints, hyssop, rosemary, thyme, sage, celery, catnip, nasturtium.

Colorado potato beetle: snap bean, horse-radish.

Cucumber beetle: tansy, radish.

Cut worms: tansy.

Flea beetles: mints, tomato interplanted with cold crops.

Japanese beetles: garlic, tansy, rue, geranium.

Leafhoppers: petunia, geranium.

Mexican bean beetle: marigolds, potato, rosemary, summer savory, petunia.

Mites: onion, garic, chives.

Mole crickets: spurge, castor bean, mole plant, squill.

Nematodes: margolds, salvia, dahlia, calendula.

Slugs(snails): prostrate rosemary, worm-wood.

Squash bug: tansy, nasturtium.

Tomato hornworm: borage, marigolds.

White flies: nasturtium, marigods, nicandra.