Perennial Ryegrass (Lolium perenne) | Triple 5 Plant Codex

# Perennial Ryegrass (Lolium perenne) | Triple 5 Plant Codex ## Identification Block - **Accepted Scientific Name:** *Lolium perenne* - **Family:** Poaceae - **Common Names:** Perennial Ryegrass - **Scope Statement:** This page covers *Lolium perenne* in the context of the Triple 5 Plant Codex for pasture and forage management in TN/KY. ## Required Page Structure ### 1. Overview Perennial Ryegrass is a non-native species relevant to forage systems in the Mid-South. It is classified under the Poaceae family and is commonly used in forage, pasture applications. ### 6. Toxicity and Animal Interaction - **Toxicity Level:** Low - **Species Affected:** cattle, horses, sheep - **Exposure Scenarios:** Management should account for low toxicity risk, especially for cattle, horses, sheep. ### 11. Homestead Decision Guidance **Monitor.** Decision based on low toxicity and non-invasive status. ### 12. Source Reference Appendix - [USDA PLANTS Profile](https://plants.usda.gov/home/search?query=Lolium%20perenne) - [UT Extension - Forage Guides](https://utextension.tennessee.edu/) - [UK Extension - Forage Resources](https://forages.ca.uky.edu/) ## Structured Data - **Title:** Perennial Ryegrass (Lolium perenne) | Triple 5 Plant Codex - **Slug:** perennial-ryegrass - **Common Name:** Perennial Ryegrass - **Scientific Name:** Lolium perenne - **Family:** Poaceae - **Categories:** forage, pasture - **Toxicity Level:** low - **Animals Affected:** cattle, horses, sheep - **Invasive Status:** non-invasive - **Native Status:** non-native