(biennial if allowed to go to seed) Very hardy, valued for its ability to break up hardpan soils with a profusion of roots and root hairs. It suppresses weeds, especially quck grass, both by aggressive growth and by exuding a natural herbicide. Adaptable to a wide range of soil and climate conditions. Can be planted from early spring until the ground freezes as a winter cover crop. Plant in the fall with winter peas for nitrogen, organic matter arnd weed suppression. NOTE: If not mowed, rye will grow into three foot tall cereal grain crop. Planting rate: 3 lbs. per 1,000 sq. ft.; 100-140 lbs per acre.