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Bok Choy (also known as Pak Choi) is a cool-weather crop that you can plant in the early spring and again in the fall, getting several harvests each year. When growing Bok Choy pest control is essential in order for your crop to thrive. Companion planting can help with controlling these pests. By using companion planting you can plant crops with Bok Choy that will help deter pests away from your garden and chosen crops. In this article, we go over what are good companion plants for Bok Choy and what you should not plant with Bok Choy in the garden.
Pests That Bok Choy Is Vulnerable To
- Cabbage worms
- Cabbage Root Maggots
- Flea Beetles
Good Companion Plants for Bok Choy
- Bush Beans
- Swiss Chard
Celery is a good companion plant for Bok Choy because it will help keep the cabbage worm away from your growing Bok Choy.
Chamomile can help improve the flavor of Bok Choy when used as a companion crop. Find other companion plants for chamomile here.
Onions can help deter cabbage maggots.
Mint can help repel numerous pests. Be cautious though of aphids as they tend to like Mint plants. Find other companion crops for mint here.
Nasturtiums help repel aphids.
Potatoes can be a good companion plant for Bok Choy to help save space in the garden since they need a good amount of root space and Bok Choy has a shallow root system.
Related Reading: Companion Plants for Potatoes
Rosemary and Sage both help repel aphids and flea beetles.
Thyme is another companion crop for Bok Choy that can help keep cabbage worms away. Thyme can also help repel flea beetles and aphids too. Find other companion crops for thyme here.
What Not To Plant With Bok Choy
- Brussels Sprouts
Broccoli, Brussels Sprouts, Cabbage, Cauliflower and other Brassicas are all susceptible to the same harmful insects. Having a high concentration of the crops in one central location can increase the attraction for these pests so it is best to keep these crops spread out in different locations of your garden.
Dill can attract cabbage worms. If planting dill in your garden you want to make sure that it is away from your Bok Choy so it will lure the pests in another direction. Find good companion plants for dill here.
Tomatoes don’t make a good companion crop for Bok Choy as members of the Brassica Family will cause stunted growth in tomato plants when planted together.
Frequently Asked Questions About Companion Planting with Bok Choy
Yes, onions can be planted near bok choy. Using onions as a companion plant helps keep the harmful insects that bok choy is susceptible to away.
No, broccoli along with others in the Brassica family should be planted in separate areas. Both are heavy feeders and will compete for nutrients. Also when planting members of the Brassica family next to each other, such as bok choy and broccoli, can lead to pest infestations since they will both be attracting the same harmful pests.
Bok Choy should not be planted near broccoli, Brussels sprouts, Cabbage, Cauliflower, Dill, Strawberries, or Tomatoes. Many of these crops will attract the same pests as Bok Choy and can create problems with harmful insects overpowering your garden. Other crops like tomatoes can get stunted growth.
Cabbage and Bok Choy should not be planted next to each other. Both of these crops attract the same harmful insects and the two together can easily cause an infestation that would be hard to recover from.