Plants will grow well with distilled water, but the expense of boiling and collecting the water make this approach costly, the Texas A&M AgriLife Extension notes. Lake water may have soil-born pathogens and bacteria that may cause plant diseases, according to HydroponicsOnline.com, while tap water contains both useful plant elements and problematic salts. Test both in your area to see if one makes plants grow better.
About this Author
Rogue Parrish has written two travel books and edited at the "The Baltimore Sun," "The Washington Post" and the Alaska Newspapers company. She began writing professionally in 1975. Parrish holds a summa cum laude Bachelor of Science degree in journalism from the University of Maryland.