Upright cool-season annual that grows 3-6 feet tall. Requires vernalization to head and produce seed. Makes a thick ground cover if planted in the spring. Do not confuse with annual ryegrass.
Cereal rye: Managing Cover Crops Profitably (SARE Handbook Series Book 9) by Andy Clark (2007, 3rd ed.)
Iowa Learning Farms & Practical Farmers of Iowa
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