PH, soil, tap water and how they work in soil.
I see a lot of people concerned about the pH of their soils, and concerned about the pH of their tap water, and this is a good thing, however there is a whole lot of misinformation and misconceptions floating around, especially concerning the use of you tap water.
First you need to understand that water contains minerals that are essential for the plants, and a good source of these is tap water. In soil,
One of the best sources of Calcium you can get is right in your own kitchen. Egg Shells. I eat a butt-load of eggs, and save ALL my shells. I also save my used Coffee grounds, and Banana peels. A lot of kitchen "garbage" can be thrown into the compost bin, but thats the subject of another entry.
When you have collected enough shells to do something with (I usually have enough in about a week), you want to pre-heat your oven to about 350. Then, place the shells on a cookie