Reducing the need for crop rotation
![](https://neutrog.com.au/wp-content/uploads/2020/05/neutrog-crop-rotation-275x275.jpg)
Many gardeners, particularly those that grow roses, would know about sick soil or replant disease. In essence, if you put a plant into a hole where the same type of plant was previously, often the new plant does not perform well, and can wither and die. However, when you replant from a different family of plants, it does well. So the question is, what causes this?