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Washington State University
WSU Puyallup Native Plants

Soil and potting mix

This potting mix has been exposed to the elements and contains weeds and possibly diseases. It is important to store potting mixes in an area that is not in contact with the soil or where runoff water will infiltrate. 350_dirt pile 3
Cover the pile with a tarp or plastic to prevent contamination. 350pile covered
Or, even better, purchase clean potting soil from a reliable source.




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350_clean potting soil 2

Contact: Gary Chastagner, 253-445-4528 | WSU Puyallup Research & Extension Center, 2606 West Pioneer, Puyallup, WA, 98371-4998 USA
Last updated January 2, 2013