A heat-tolerant cos lettuce variety (Lactuca sativa L. var. longifolia) grown tall with sturdy leaves.
The cyclospora outbreak linked to iceberg lettuce has weighed on U.S. salad chains and suppliers. Sweetgreen and Salad and Go have cut outlooks or filed for bankruptcy amid consumer fears, while Taco Bell is recovering from earlier sales shocks. Recall activity spans Mexico and 27 U.S. states, with health officials tracking the outbreak across the country.