Dip the straw about 4 cm into the yellow or green salt water solution in cup 1. Remove your finger and replace it over the top of the straw. Dip the straw about 6 cm into the blue salt water solution ...

it can add unnecessary salt to your garden soil if used in excess," says Nichols. Magnesium shouldn't be used in large amounts in the soil. "Magnesium is considered a micronutrient for plants ...

If road salt or salt spray ends up in your garden, you can usually fix your soil and plants before any severe damage is done. To start, wait until the ground thaws in spring, and then leach excess ...