Perfect plants for your feline friend! Catnip stimulates fun and joy, safe for your cat. Valerian a natural stimulant with calming effects. Cat Thyme a If your cuttings aren't rooting this is probably why. Roots only grow from the node not the stem. So if you're cutting in the wrong spot, nothing's going to happen no Propagating Plants by Cuttings A Lake Runs Through It: How the Charter Street Heating & Cooling Plant Helps UW Madison Stay Comfortable Year Round Office of Sustainability UWMadison