10# Purina Organic Starter-Grower - Purina Organic Starter-Grower feed is certified USDA Organic and is made with non-GMO ingredients. It contains the optimal combination of all the required nutrients chicks need to grow and develop into happy, healthy hens – no need to supplement. Purina Organic Starter-Grower is a complete feed for young laying chickens from hatch to laying age (18-20 weeks). Purina Organic Starter-Grower feed will provide your birds with the proper levels of energy, protein (18%), vitamins and minerals that are perfect for a strong start and early hen development.