In a garden with clay loam, changing the pH from 5.5 to 6.5 would require much more limestone, somewhere around 100 pounds per 1,000 square feet.

Once you test your soil for pH, you will know whether or not you need to adjust the pH level for the specific crop you will grow. Garden lime consists of finely ground limestone and is applied to ...

Amendments like lime can help raise the soil pH in your garden. Most ornamental and edibles grow best in slightly acidic to neutral soil, with a pH between 6.2 and 6.8.

What is garden lime used for? Think back to the part of science class where you learned about acids, bases, and pH levels. The ideal pH level for a garden is between 6.0 and 7.0, Wolfe explains.

It's not a good idea to just guess if your soil pH is low, soil should be tested. To test for pH only, you can do it yourself with a pH test kit from a garden center. These kits are fairly accurate.

If your pH level is lower than 5.5, the addition of an agricultural liming material (Aglime) should be of benefit. Lime acts to neutralize soil acidity and supply nutrients such as calcium and ...

The soil test results should recommend the amount of lime that should be applied. The lime should me mixed into the top 6-8 inches of the soil prior to planting the garden or adding turf.

One 5-gallon bucket of dry wood ash is enough to cover 1,000 square feet of garden soil with a ¼-inch layer of ash, which will slightly raise pH levels. 4 cups of wood ash equals one pound of aglime.

Tips If you are unsure of your garden's pH, test the soil. A pH of 7 is neutral. A pH below 7 is considered acidic, while a pH above 7 is considered alkaline. Asparagus (pH 6.5-8.0) Marty Baldwin ...

Buy a pH test kit online or at your local garden center and follow the instructions. A reading of 7.0 is ideal, but anything between 6.0 and 7.5 is generally acceptable for growing herbs.