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Columbus grass

Sorghum almum

Also called Almum Grass, Almum Sorghum

Columbus grass
Photo: Steve Hurst @ USDA-NRCS PLANTS Database, Public domain

Columbus grass (Sorghum × almum) is a tall perennial hybrid grass between sorghum and Johnsongrass, grown as summer forage for livestock. It is aggressive and spreads readily, so it is often treated as a weed in parts of the US and Australia.

Family
Poaceae (Grass family)
Grows as
Grass
Light
Full sun
Water
Tolerates drought well once established but grows best with regular moisture during the warm season.
Soil
Adapts to a wide range of soils, including poor and heavy ones.
Temperature
Thrives in warm conditions; sensitive to frost, so cold winters kill top growth.
How easy
Easy
Edible
Yes, some parts

About

Sorghum × almum, the Columbus grass, is a hybrid species of flowering plant in the family Poaceae. Its parents are Sorghum bicolor × S. halepense (Johnsongrass). Sorghum × almum is one of the most valuable livestock forage and fodder crops during summer in semi-arid and sub-humid areas worldwide. It is considered a noxious weed in several US and Australian states.

Other Sorghum plants

Broom corn · Sorghum · Sudangrass · Johnson grass · Millets

Text excerpted from the Wikipedia article Sorghum × almum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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