# Johnson grass

> English word · Noun

## Definitions
1. A perennial Mediterranean grass (Sorghum halepense) cultivated for forage, but considered invasive and noxious.

## Etymology
Named after an Alabama plantation owner, Colonel William Johnson, who sowed its seeds on river-bottom farmland circa 1840.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/johnson-grass