Companion Planting Guide

With 124 plants and counting, this companion planting guide allow you to quickly search and sort through many vegetables, herbs, and flowers to maximize you companion planting strategy. Our list contains companion planting research done on over 20 sites and compiled a useful and searchable guide. A must have for all gardeners!

Plant: Benefits:
Plant Companions Incompatibles Type Benefits
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Cabbage Family Bush Beans, Beets, Celery, Onion, All Strong Herbs, Marigold, Nasturtium Strawberry, Tomato, Pole Beans, Mustard, Peppers Biennial Rosemary repels cabbage flies, geraniums trap cabbage worms, same general companion profile as all brassica.
Caraway Strawberry, Pea Dill, Fennel Annual, Biennial Good for loosening compacted soil with its deep roots so it's also compatible next to shallow rooted crops. The flowers attract a number of be More...
Carrot Bush Beans, Pole Beans, Lettuce, Onion, Peas, Radish, Tomato, Sage, English Peas, Rosemary, Flax Dill, Parsnip Biennial Tomatoes may stunt carrots' growth.
Castor Bean Most Vegetables Annual Repels moles and plant lice. Note: All parts of castor beans are poisonous.
Catnip Eggplant, Beet, Pumpkin, Squash, Hyssop Perennial Fresh catnip steeped in water and sprinkled on plants will drive away flea beetles. Deters flea beetles, aphids, Japanese beetles, squash bugs More...
Celery Bush Beans, Cabbage, Onion, Spinach, Tomato, Leek, Brassica, Nasturtium Corn, Potato Biennial Improves growth of companion plants. Repels white cabbage butterflies.
Chamomile Cabbage, Onion, Cucumber Annual, Perennial Improves growth and flavor--but plant only one plant every 150 feet or so. Growing chamomile of any type is considered a tonic for anything yo More...
Chards Beans, Cabbage, Onion Melons, Corn, Cucumber Perennial Can be problematic with some herbs that need high nutrition. Maintains ground humidity and attracting beneficial insects.
Chervil Radish, Lettuce, Broccoli Perennial Improves growth and flavor.
Chickweed Borage, Clover, Tomato, Greens, Peppers, Nasturtiums None Annual Offers soil nouirishment. Presence can decreases insect damage to other plants. Can be eaten raw in salads. Fast growing.

Last Update 2/9/2019: Added Swiss Chard, Chicory, and Kale