See this list from the University of Connecticut for more plants’ soil pH scale targets. Most vegetable crops (including tomatoes) fare best at a mostly neutral pH of 6.5. Those listed in the first ...

Kits (pH) containing the necessary chemicals and color charts are available from garden stores ... Fourteen of the seventeen essential plant nutrients are obtained from the soil. Before a nutrient can ...

Plants that prefer more acidic soil will need help growing in ... neutral pH of 6.5. Those listed in the first chart below like slightly lower pH. Likewise, the trees, perennials, and shrubs ...