Denise at Mom in Madison has done extensive research on buying seeds that do not come from Monsanto. It's said that Monsanto owns like 90% of seed companies.
That's an awfully lot of the pie.
In order to avoid gmo's and Monsanto's toxic practices, make sure you buy this spring from safe suppliers!
She's compiled a long list, and will gladly share. For a few starters, see her post here.
Remember to save some of your own for next year!