How to Fix Alkaline Soil With a pH of 7.5. Knowing your soil's pH and how to manage it are keys to successful gardening. Soil pH affects nutrients that control plant health and growth. If your ...

High soil pH can also be man-made from too much lime or other soil neutralizer. Adjusting soil pH can be a slippery slope, so it’s always best to test the soil’s pH level and follow instructions to the “T” when using anything to change soil pH. If

Compost is useful to add to soils regardless of whether you have acidic or alkaline soil. How can it do this? Compost is a buffering agent. A buffer is a substance that tends to lessen the change in pH. Compost allows the soil pH to effectively range to o