Onions and others within the allium family like the leeks and chives, are excellent companion plants for cabbage. What’s more, the onions will deter insects from biting on your lettuce. The swiss chard offers a mutual-benefit relationship for most plants in the allium family. Also, find out which plants to avoid growing near onions to prevent competition or damage. Carrots will help protect the onions against onion flies, whereas the onions will mask the carrots from carrot flies. Like the tomatoes, peppers will reap the same benefits from onion companionship- enhancement of flavor, more-likely seen in hot peppers. First, they enhance the fruit’s’ flavor. · what are some good onion companion plants ? The onion and beets’ roots take up different soil levels, meaning they won’t fight for nutrients. See full list on backgarden. org When planted alongside each other, they don’t compete for soil nutrients, and their roots take up different soil levels. Even though onions might not benefit anything from your strawberries, growing them together can enhance your berries’ health and growth. Chamomile boosts the growth and flavor of onions. The onion ’s smell will help deter many pests that can eat or much on your cabbage plants , for instance, cabbage worms, japanese beetles, aphids, and cabbage loopers. Since broccoli plantsare in the same family as the cabbage plants , they benefit similarly from onion companion planting by repelling the pests as mentioned above. This plant’s huge leaves will help keep the soil moist, thus providing a great environment for shallow-rooted onions to flourish. Onions and lettuce make excellent companions. The pest control is not only beneficial to broccoli, but also kales, collards, and brussel sprouts. · learn which plants can improve onion flavor, repel pests, and enhance soil quality. Learn how to grow onions with other plants that enhance their flavor, growth, and pest resistance. Other herbs that can result in a similar effect include dill and savory. The staunch smell of the onions will also mask your berries, hence protecting them from pests. Second, they confuse pests such as aphids from munching your tomatoes. · tired of stunted onions or pests? Also, find out which plants to avoid near onions due to flavor contamination or incompatibility. · the 10 best companion plants for onions (and 3 to avoid) fight off vegetable pests and promote healthier plants through savvy plant pairing in the garden. Onions can significantly benefit your tomato crops. We explore how to pair your plants for improved yields, pest control and overall garden glory! Yet other vegetables like peas, beans, asparagus, and a rich smorgasbord of herbs will hate you like poison for planting onions within a stone’s throw of them. The onions can also prevent fungal infection on your beets. Discover top companion plants , 7 to avoid, and get a free planting chart to grow healthier onions with fewer problems. · vegetables like beets, spinach, lettuce, carrots, cabbage, tomatoes, peppers, eggplant, and even strawberries will thank you for planting onions nearby or interspersed in the row. Carrots and onions enjoy a symbiotic relationship with each other.