Johnson grass

American  

noun

1. a sorghum, Sorghum halepense, that spreads by creeping rhizomes, grown for fodder.

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Johnson grass British  

noun

1. a persistent perennial Mediterranean grass, Sorghum halepense, cultivated for hay and pasture in the US where it also grows as a weed See also sorghum

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Etymology

Origin of Johnson grass

1880–85, named after William Johnson, American agriculturist who first planted it in 1840

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Example Sentences

See Examples For:

Johnson grass

They are targeting Johnson grass, giant foxtail, Canada thistle, nodding thistle, common teasel, multiflora rose, Amur honeysuckle, poison hemlock, marestail, Japanese knotweed and kudzu.

From Washington Times ● Mar. 18, 2021

Johnson grass, originally and recklessly introduced as a forage crop, is a pest in much of the South, especially in cane fields.

From Time Magazine Archive

But Tom, born in 1877, had to do his share of barnyard chores and pulling Johnson grass.

From Time Magazine Archive

Last week the Department of Agriculture glumly admitted that Johnson grass is showing signs of making itself immune to 2,4-D.

From Time Magazine Archive

I am informed that Johnson grass makes fine hay.

From One Thousand Questions in California Agriculture Answered by Edward J. (Edward James) Wickson

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