High pH (7.4) Killing Centipede: Acidic Topsoil Topdressing Works

Clemson test: pH 7.4, buffer 7.9. Nutrients sufficient. Centipede brown/dying. How to lower pH?

Centipede Needs 5.0–6.0. 7.4 Is Toxic.

Sulfur works slowly. Better: acidic topsoil topdressing.

Protocol

1. Source topsoil pH ~6.0.
2. Core aerate.
3. Topdress 1 inch.
4. Repeat annually each fall.

Improves soil structure while lowering pH. Test yearly.