Aaron Hager of the University of Illinois Extension Service cautions that wheat stubble fields in which no second crop is planted often become populated with summer annual (and sometimes perennial) weed species. No-tillers should not allow these plants to reach maturity and produce seed, he says.

One of the many discussions on the No-Till Farmer sponsored Web site Bulletin Board centers on what to do with leftover cotton stalks when you want to no-till a different crop, such as soybeans.