What environment factor could have caused Sara potato crop to fail?

Several environmental factors could have contributed to Sara's potato crop failure, including insufficient rainfall or excessive drought, which can hinder growth and tuber development. Additionally, extreme temperatures, either too high or too low, can adversely affect potato plants. Soil quality, including nutrient deficiencies or poor drainage, might also play a critical role in the crop's success. Finally, pest infestations or diseases exacerbated by environmental conditions could have further damaged the crop.