How Fast Does Sulfur Lower pH?
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4 min read
Elemental sulfur is a popular amendment for lowering soil pH, but it is a surprisingly slow process that relies on microbial activity and can take months to a year to show significant effects. This contrasts sharply with fast-acting alternatives like aluminum sulfate, which produces a nearly immediate reduction. Understanding how fast sulfur lowers pH is critical for anyone planning a soil amendment strategy for acid-loving plants.