This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...
Adding organic matter is the best way to improve nearly all kinds of soils.
Humans help spread the disease when they transport infected plants, plant parts or infested soil.
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.