The project addresses issues associated with the production of summer lettuce crops with the South Victorian region. Key issues were identified including the incidence of tipburn and the impact on shelf life of whole and minimally produce lettuce. Trials were undertaken that; monitor current practices in relation to irrigation, nutrient management and environmental conditions and assessed the impact of these on the incidence of tipburn and plant growth, Assessed the role of cultivar selection on tipburn and other quality issues and Monitor pests and disease issues.