Active Ingredient Remarks and Limitations Weed Management General strategy Carrots suppress weeds when row spacings, population densities, cultivation, and application of a single herbicide are combined.
Cultivation also covers roots with soil, thereby preventing sunburned shoulders or green roots.
Spray only once and avoid overlaps. Consult label for restrictions on planting sensitive crops within 12 months. Plant seed at least 0.5 inch deep and apply only once per season. Consult label for planting sensitive crops within 4 months. Apply postemergence when carrots are 3 to 6 inches tall, when celery is established following transplanting, when grass weeds do not exceed 2 inches tall, and when broadleaf weeds do not exceed 6 inches tall.