No biological agents control carrot diseases. Weeds Problem weeds include winter annual broadleaves such as ragweed, wild parsley and london rocket plus some perennials such as bermudagrass and yellow nutsedge. Cultural controls include fields rotations and mechanical cultivation. There are no biological control agents for weeds in carrot production. Outlook Crop breeding continues to provide improved cultivars.
Pesticides are essential to sustain production.
Use is based on scouting, pest presence, and market quality expectations. This effort is supported by the Texas Vegetable Association, and other commodity groups. Dr. Dudley Smith, Texas Agricultural Experiment Station and Dr. Juan Anciso, Texas Agricultural Extension Service prepared these reports August 2000 using information from numerous sources. The information given herein is for educational programs only. Reference to commercial products or trade names is made with the understanding no discrimination is intended and no endorsement by the Texas Agricultural Extension Service and the Texas Agricultural Experiment Station is implied.