What plants repel ants or other insects and why?
Saturday, March 6th, 2010 at
2:26 am
I’m doing a project on organic pesticides and would like a little more information on why certain plants repel insects and what these plants are.
Thanks!
Filed under: Plants
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They repel insects because of pungent odors usually.
Ants pennyroyal, spearmint, southernwood, tansy
Aphids garlic, chives and other alliums, coriander, anise, nasturtium and petunia around fruit trees
Borer garlic, onion, tansy
Cabbage moth mint, hyssop, rosemary, southernwood, thyme, sage, wormwood, celery, catnip, nasturtium
Colorado potato beetle green beans, horseradish, dead nettle, flax, catnip, coriander, tansy, nasturtium
Cucumber beetle tansy, radish
Cutworm tansy
Flea beetle wormwood, mint, catnip, interplant cole crops with tomato
Japanese beetle garlic, larkspur, tansy, rue, white geranium
Leafhopper petunia, geranium
Mexican bean beetle marigold, potato, rosemary, savory, petunia
Mites onion, garlic, chives
Nematodes marigold, salvia, dahlia, calendula, asparagus
Rose chafer geranium, petunia, onion
Slug prostrate rosemary, wormwood
Squash bug tansy, nasturtium, catnip
Tomato hornworm borage, marigold, opal basal
Whitefly nasturtium, marigold