Collection: Products for Raising Low Soil pH

Use soil-test results to choose the appropriate material and application rate.

All Natural Oyster Shell package

Products for Raising Low Soil pH

Shop agricultural lime, dolomite, oyster shell and related materials used to raise acidic soil pH while supplying calcium or calcium plus magnesium.

How to Choose

Use a soil test to select the material and rate. Products vary in neutralizing value, particle size and magnesium content; they are not interchangeable with gypsum.

Compare products for high soil pH, calcium sources and soil tests.