Most combined cycle power plants have duct burners that add energy to the turbine exhaust U.S. Energy Information Administration (EIA) If you ever wonder why your plants have sticky droplets, its perfectly normal! Extrafloral nectaries are, as the name suggests, nectar; a sugar rich liquid which is produced by the plant in order to Heather and heath. Sedum rubrotinctum Jelly Bean Mountain Crest Gardens