Crop Power Sigma LT500 Romaine Lettuce Pelleted Seeds (1000 pills)Non GMO seeds Germination rate: >85% Purity rate: >95% Storage: 1 year from purchase Do not expose to sunlight Store between 16C to 30C Sigma LT500 is a pelleted premium Romaine type lettuce. The heads are very well filled and can be grown year round under most climatic conditions. Produce better volume and weight under cold growing conditions. *We give no further warranties for low productivity, yield of plant caused by abnormal climate, improper