Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to use baking soda in the garden [title] Test the ph level of your soil. [step] Wet your soil a bit with distilled water. Sprinkle a handful of baking soda over the damp soil.

Ending1: [substeps] You can also light up your garden with a match. As long as the soil temperature is higher than the ideal range, the baking soda can be effective. Ending2: The value of the ph of your soil will determine the concentration of baking soda you should use. [substeps] As you sprinkle the baking soda, make sure to stand facing a window for a close-up view. Ending3: You want to make sure the area you're messing with is not draining too deeply into the ground. A warmer, wetter spot will produce a higher ph. Ending4: If it begins to bubble, your soil is acidic, meaning its ph is below 5, and will not be able to support healthy plant growth. [substeps] If your soil is acidic, you can raise its ph level by mixing ground or powdered lime into the soil.

Answer format: ending1/ending2/ending3/ending4