Dirt Doctor Howard Garrett is the keynote speaker. $15. RSVP to 972-237-4566 or Composting@GPTX.org Ruthe Jackson Center 3114 S. Carrier Pkwy Grand Prairie, TX United States Event Tags Gardening Date and Time Wed, 12/07/2016 - 17:00 - Wed, 12/07/2016 - 19:00