Jim, I lived in Live Oak/Yuba City, I used burlap wrapped around the pot. When the days were 99/100 degrees, I would spray down the burlap and evaporaton would cool down the pots. I would do this twice a day, around noon and again 4 pm. On Mon, Apr 27, 2020, 5:05 PM Jim Barton via pbs < pbs@lists.pacificbulbsociety.net> wrote: > Does anyone grow California native bulbs in 1 gallon black pot in the > Central Valley of California? The growing medium in my pots is becoming > much hotter than the native soil where many of my bulbs are planted. Last > weekend I made a shade structure of ½" gray PVC pipe and shade cloth, in an > attempt to keep the pots cooler. The heat seem to be drying out the stems > before they finisher blooming. Any other ideas? > Jim Barton > _______________________________________________ > pbs mailing list > pbs@lists.pacificbulbsociety.net > http://lists.pacificbulbsociety.net/cgi-bin/… > _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/…