How to Store Hay Properly to Prevent Mold
Storing hay correctly is essential for preserving its nutritional value, preventing spoilage, and ensuring the health of the animals that rely on it. Moldy hay can lead to serious respiratory issues, digestive problems, and in severe cases, toxicity. Whether you are a hobby farmer, a horse owner, or a large-scale livestock producer, understanding proper hay-storage methods will save you money and protect your animals. Below is a complete guide on how to store hay properly to prevent mold—covering moisture levels, stacking techniques, ventilation, and long-term storage tips. 1. Start With Properly Dried Hay Even the best storage system cannot save hay that was baled too wet. Mold thrives when moisture is trapped inside bales. Optimal Moisture Levels Small square bales: 18–22% moisture Large round bales: 15–18% moisture High-density bales: 12–15% moisture Using a hay moisture tester is the most reliable way to check levels. If hay is baled too wet, heat builds inside the ba...