A conventional electric water heater will come with a black wire and a red wire which are connected to the wires of the same color as described above. The ground wire is attached to the green ground screw which is in the same wiring junction box compartment which is built into the top of the water heater.
Which option is best depends upon several factors. But moving your garden soil pH lower may be as simple as adding fertilizer or mulch. Of course, all methods of changing soil pH involve adding something to the soil. Itâs just a question of the type of soil amendment youâll be using, and in what quantity.
Lowering Soil ph Level. Mixing 1 cup of fine dolomite lime per cubic foot of soil is one of the easiest ways to stabilize the pH of the soil. Or you can use the ratio, 1 ounce of dolomite lime to 1 gallon of planting soil is best to stabilize pH level. Dolomite lime can be obtained from garden nurseries.