Cereal Rye

Secale cereale

WA C Poaceae
Data Maturity Baseline

Washington State Classification

Class C — Widespread, County-Selected Control

Cereal rye is a domestic rye grown widely throughout North America.

Quick Reference

Type
annual herb
Origin
Asia and Eastern Europe

Identification

Growth Habit

Cereal rye is an annual, or occasionally a biennial and reaches 18 to 40 inches tall.

Leaves

Leaf blades are flat, 1/16 to 3/8 inch wide with open sheaths that may be hairy or smooth.

Flowers

The inflorescence is a terminal spike, somewhat flattened, often with short awns and 3.1 to 5.9 inches long.

Fruit & Seeds

no info provided

Impact

Cereal rye is a domestic rye grown widely throughout North America. However, field contamination from volunteer rye often creates a serious problem with wheat producers. Cereal rye is also known to escape cultivation and become established in other areas.

Ecology & Spread

Habitat

Cereal rye can escape cultivation to become established on roadsides, waste places, cropland and even open rangeland. Please click here to see a county level distribution map of cereal rye in Washington.

Spread Mechanisms

seed

Reproduction

Cereal rye reproduces by seeds.

Regional Notes — Puget Sound

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Control Methods

Mechanical