http://www.agriculture.purdue.edu/news Columns Garden Feed News and Events from Purdue University's College of Agriculture en-us http://www.agriculture.purdue.edu/agcomm/newscolumns/archives/ITG/2009/November/091105ITG.html Q. I have two wisteria bushes that I planted alongside each other about 10 years ago, and either has yet to bloom. One is white and the other is supposed to be red. Do I need to have a female and male plant, as you do bittersweet, in order to produce blooms, and, if so, how do I know which is which? 11/10/2009 http://www.agriculture.purdue.edu/agcomm/newscolumns/archives/YGcal/2009/October/091015YGC.html As houseplant growth slows, apply less fertilizer and water. 10/15/2009 http://www.agriculture.purdue.edu/agcomm/newscolumns/archives/YGcal/2009/September/090917YGC.html Keep poinsettia in complete darkness for 15 hours each day, for example, between 5 p.m. and 8 a.m., for eight to 10 weeks until red bracts begin to show. 9/21/2009 http://www.agriculture.purdue.edu/agcomm/newscolumns/archives/YGcal/2009/August/090820YGC.html Prepare storage areas for overwintering tender flower bulbs and garden produce. 8/20/2009