9 Companion Plants for Tomatoes for Your Best Crop Yet

9 Companion Plants

Marigold (Tagetes spp.)

Studies have shown that marigolds can help prevent whitefly populations on companion tomatoes. Marigolds also attract pollinators that are beneficial to the setting of tomato fruits. Studies have shown that marigolds can help prevent whitefly populations on companion tomatoes. Marigolds also attract pollinators that are beneficial to the setting of tomato fruits.

Chives (Allium schoenoprasum)

Garlic, chives, and onions are in the same plant family ( Allium ), which means they offer many of the same pest-deterring attributes. Garlic, chives, and onions are in the same plant family ( Allium ), which means they offer many of the same pest-deterring attributes. Learn more

Basil (Ocimum basilicum)

Basil is an excellent companion plant for tomatoes because it is thought to repel pests like hornworms and thrips. Basil is an excellent companion plant for tomatoes because it is thought to repel pests like hornworms and thrips.

Carrot (Daucus carota subsp. sativus)

Carrots prefer cool weather, so like lettuce, they benefit from the shade that tomatoes provide them, allowing gardeners to extend their carrot crops further into the heat of summer. Carrots prefer cool weather, so like lettuce, they benefit from the shade that tomatoes provide them, allowing gardeners to extend their carrot crops further into the heat of summer.

Asparagus (Asparagus officinalis)

Asparagus deters root-knot nematodes, helping to prevent the nematodes from destroying tomato plant roots during their critical stage of establishment in the garden. Asparagus deters root-knot nematodes, helping to prevent the nematodes from destroying tomato plant roots during their critical stage of establishment in the garden. Learn more

Rose (Rosa spp.)

The alkaloid in tomatoes, solanine, can reduce the occurrence of black spot on rose leaves . Just be sure to allow both plants enough space and plenty of air circulation. The alkaloid in tomatoes, solanine, can reduce the occurrence of black spot on rose leaves . Just be sure to allow both plants enough space and plenty of air circulation.

Sunflowers (Helianthus annuus)

Plant sunflowers so they don’t crowd out or block sun from reaching tomatoes, but near enough to bring bees to both plants. Plant sunflowers so they don’t crowd out or block sun from reaching tomatoes, but near enough to bring bees to both plants. Learn more

Nasturtium (Tropaeolum majus)

Nasturtium produces beautiful tunnel-shaped flowers that pollinators such as hummingbirds love for sipping nectar. Nasturtium produces beautiful tunnel-shaped flowers that pollinators such as hummingbirds love for sipping nectar.

Celery (Apium graveolens)

Celery can be planted in the same bed as tomatoes, and as the hotter weather comes during the summer, the shade of the tomatoes will help protect the celery until harvest. Celery can be planted in the same bed as tomatoes, and as the hotter weather comes during the summer, the shade of the tomatoes will help protect the celery until harvest. Learn more

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