Interplanting Broccoli and Cabbage In small gardens, it is sometimes impossible to keep cabbage and broccoli apart. If the soil is rich and fertile, it is possible to grow these two vegetables together.Click to see full answer. Also asked, what can you not plant next to broccoli? The rather short list of plants to avoid near broccoli include: Tomatoes. Eggplant. Pepper. Mustard greens. Pole beans. Lima beans. Snap beans. Squash. Secondly, what vegetables should not be planted together? Research in this area is sparse, but the list of plants believed to have allelopathic properties include: Asparagus. Beans. Beets. Broccoli. Cabbage. Cucumbers. Peas. Soybeans. In this manner, what plants grow well with broccoli? Best Companion Plants For Broccoli For optimum flavor, plant broccoli near celery, onions, garlic, shallots, leeks, and potatoes. Other garden favorites that grow well planted alongside broccoli are beets, bush beans, dill, lettuce, spinach, rhubarb, cucumbers, Swiss chard, and radishes.What grows well with cabbage? These plants are good neighbors for cabbage: Aromatic herbs: Chamomile, hyssop, thyme, rosemary, dill, peppermint, spearmint, sage, oregano. Garden edging: Yarrow, marigolds. Root vegetables: Onions, beets, celery.