# What to watch for when grazing forages with a higher risk of prussic acid

> An SDSU Extension forage specialist warns that drought-stressed sorghum-type forages, including sorghum sudangrass and Johnson grass, can accumulate prussic acid, which causes cyanide poisoning in livestock. Producers are advised to manage grazing to prevent poisoning.

- Date: 2026-11-12 · published 2026-11-12T18:08:33.673Z
- Category: weather · region US · magnitude low
- Page: https://feedsoft.ai/events/95827-what-to-watch-for-when-grazing-forages-with-a-higher-risk-of-prussic-acid
- Commodities: [Sorghum](https://feedsoft.ai/c/SORGHUM.md)

## Why it matters

Drought-stressed sorghum forages may be restricted for grazing, reducing usable forage supply for cattle producers and modestly supporting demand for alternative feed.

## Read by commodity

- SORGHUM: neutral

## Sources

- agweek.com: https://www.agweek.com/livestock/cattle/what-to-watch-for-when-grazing-forages-with-a-higher-risk-of-prussic-acid

---
Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.