- Place 2 gallons (compacted) of compost in a 5 gal painter's bucket
- Add 1 gallon of distilled water
- Let stand in warm dry conditions
- Add more water
- Repeat steps 3 and 4
- Observe (or not) efflorescence
Actual process24-Aug-2013: Steps 1-4 complete
27-Aug-2013: After three warm dry days, the compacted soil was still damp-verging-on-wet. I roughed the surface up to give more surface area for evaporation.