It's called companion planting; one plant masks the scent of the other from bugs or repels them outright. Another combination is horse radish and potatoes to keep the potato bugs away. Apparently marigolds are the ultimate natural bug repellent. Al_in_Ottawa
I'd actually heard of the concept -- the marigold thing specifically -- it was just the "garlic/roses" combination I wasn't aware of.
It's called companion planting; one plant masks the scent of the other from bugs or repels them outright. Another combination is horse radish and potatoes to keep the potato bugs away. Apparently marigolds are the ultimate natural bug repellent.
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I'd actually heard of the concept -- the marigold thing specifically -- it was just the "garlic/roses" combination I wasn't aware of.
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