Learn how to avoid combustion and barn fire caused by your stored hay.
Posted by Clair Thunes, PhD | Jan 25, 2021
Q: A friend recently told me that stored hay can self-combust. I’d never heard of this before. I keep my hay in my horses’ barn, above the stalls, and now I’m terrified it’s going to catch fire! Should I be concerned, and how can I store hay and keep my horses safe?
A: It is, indeed, true that under certain conditions, hay can self-combust. In fact, it’s a major cause of barn fires along with electrical malfunction, poor housekeeping, and careless work habits.
The No. 1 cause of hay self-combustion is that it was put-up (stored) with too high of a moisture content. Whether you should be concerned will depend on the conditions under which your hay was baled...