The bitter cold does not have to mean the end of gardening season. 

University of Illinois Extension Horticulture Educator Andrew Holsinger says you can garden indoors with hydroponics. 

Start-up materials can be pretty easy to find. 

Assorted leafy greens do well in hydroponic gardens. 

Holsinger is offering a hydroponics course in January. 

Learn more at extension.illinois.edu. Holsinger appeared as a guest on the WTIM Morning Show.