Barley seed is the preferred seed for sprouting as it boasts a high nutrition level and is available as a non-GMO or organic seed. Seed-quality seed as opposed to feed-quality seed is recommended for sprouting as feed-quality seed won’t be cleaned, and germination rates won’t be as consistent.

Growing Barley: A Concise Guide for Small Farms

Cultivating Healthy Barley Crops on Your Small Farm