Plants in the allium family can also repel aphids. Carrots benefit onions and other veggies in turn by attracting ladybugs, which help to control many garden pests. Try alternating your rows of ...

These companion plants help carrots thrive by improving soil, repelling pests, and enhancing growth—plus, a few plants that can do more harm than good when planted nearby.

†Department of Anatomy, The University of Hong Kong. ‡Department of Pediatrics and Adolescent Medicine, The University of Hong Kong. §Department of Chemistry, The University of Hong Kong. Article ...