How Do You Use Marigolds As Companion Plants?

Marigolds may be one of the most unsung flowers in the garden. They aren't very imposing, but they are the absolute "daddy" of all companion gardening plants, because they keep away such a wide variety of pests and encourage the growth of so many other plants. Don't plant your marigolds until the last frost is over. Many people find it easier to plant them from seedlings. Plants should be 12 to 24 inches apart, and you should pinch off old flowers to encourage more flowers and growth. Marigolds control a host of pests like aphids, nematodes, cabbage loopers, Mexican bean beetles and cabbageworms. Plant the flowers near tomatoes, roses and potatoes. Many gardeners don't plant marigolds in their vegetable garden, but instead they grow them as a cover crop and then plow them under to control nematodes in vegetable beds. Don't plant your marigolds near beans, or any member of the cabbage family, like Brussels sprouts or cabbage varieties. Marigolds like full sun and average soil. Allow ...  more