A lush Hawaiian landscape in acidic volcanic soil is proof enough that plants can thrive in all sorts of soil. While too much acidity can be deadly for plants, many prefer moderately acidic soil with ...

Some plants thrive in more acidic soils, and this additive can provide a near-immediate decrease in pH. With that said, however, it should be used with caution.

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Question: We were given a blue hydrangea as a gift and told it needs special soil to remain this color. What should I do? Answer: Keep the soil acidic and you should have continuing blue hydrangea ...